Home / 5,480,950.40-8,221,425.60-2,646,598.40

Finding the Fourth Proportional to 5,480,950.40, 8,221,425.60 and 2,646,598.40

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Solution

The fourth proportional to 5,480,950.40, 8,221,425.60 and 2,646,598.40 is: 3,969,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480,950.40 : 8,221,425.60 = 2,646,598.40 : x
  2. Step 2: Convert to fraction form
    5,480,950.40/8,221,425.60 = 2,646,598.40/x
  3. Step 3: Cross multiply
    5,480,950.40x = 8,221,425.60 × 2,646,598.40
  4. Step 4: Simplify right side
    5,480,950.40x = 21,758,811,838,679.04
  5. Step 5: Solve for x
    x = 21,758,811,838,679.04/5,480,950.40
  6. Step 6: Final answer
    x = 3,969,897.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.