Home / 2,065,501.40-3,098,252.10-645,555.20

Finding the Fourth Proportional to 2,065,501.40, 3,098,252.10 and 645,555.20

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Solution

The fourth proportional to 2,065,501.40, 3,098,252.10 and 645,555.20 is: 968,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,501.40 : 3,098,252.10 = 645,555.20 : x
  2. Step 2: Convert to fraction form
    2,065,501.40/3,098,252.10 = 645,555.20/x
  3. Step 3: Cross multiply
    2,065,501.40x = 3,098,252.10 × 645,555.20
  4. Step 4: Simplify right side
    2,065,501.40x = 2,000,092,754,065.92
  5. Step 5: Solve for x
    x = 2,000,092,754,065.92/2,065,501.40
  6. Step 6: Final answer
    x = 968,332.80

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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.