Home / 1,791,712.71-2,688,673.50-726,764.00

Finding the Fourth Proportional to 1,791,712.71, 2,688,673.50 and 726,764.00

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Solution

The fourth proportional to 1,791,712.71, 2,688,673.50 and 726,764.00 is: 1,090,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,712.71 : 2,688,673.50 = 726,764.00 : x
  2. Step 2: Convert to fraction form
    1,791,712.71/2,688,673.50 = 726,764.00/x
  3. Step 3: Cross multiply
    1,791,712.71x = 2,688,673.50 × 726,764.00
  4. Step 4: Simplify right side
    1,791,712.71x = 1,954,031,094,110.63
  5. Step 5: Solve for x
    x = 1,954,031,094,110.63/1,791,712.71
  6. Step 6: Final answer
    x = 1,090,593.98

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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.