Home / 1,752,472.40-2,628,708.60-807,688.40

Finding the Fourth Proportional to 1,752,472.40, 2,628,708.60 and 807,688.40

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Solution

The fourth proportional to 1,752,472.40, 2,628,708.60 and 807,688.40 is: 1,211,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,472.40 : 2,628,708.60 = 807,688.40 : x
  2. Step 2: Convert to fraction form
    1,752,472.40/2,628,708.60 = 807,688.40/x
  3. Step 3: Cross multiply
    1,752,472.40x = 2,628,708.60 × 807,688.40
  4. Step 4: Simplify right side
    1,752,472.40x = 2,123,177,443,200.24
  5. Step 5: Solve for x
    x = 2,123,177,443,200.24/1,752,472.40
  6. Step 6: Final answer
    x = 1,211,532.60

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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.