Home / 1,113,897.40-1,670,846.10-365,967.80

Finding the Fourth Proportional to 1,113,897.40, 1,670,846.10 and 365,967.80

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Solution

The fourth proportional to 1,113,897.40, 1,670,846.10 and 365,967.80 is: 548,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,897.40 : 1,670,846.10 = 365,967.80 : x
  2. Step 2: Convert to fraction form
    1,113,897.40/1,670,846.10 = 365,967.80/x
  3. Step 3: Cross multiply
    1,113,897.40x = 1,670,846.10 × 365,967.80
  4. Step 4: Simplify right side
    1,113,897.40x = 611,475,871,355.58
  5. Step 5: Solve for x
    x = 611,475,871,355.58/1,113,897.40
  6. Step 6: Final answer
    x = 548,951.70

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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.