Home / 1,502,541.90-2,073,503.81-814,232.86

Finding the Fourth Proportional to 1,502,541.90, 2,073,503.81 and 814,232.86

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Solution

The fourth proportional to 1,502,541.90, 2,073,503.81 and 814,232.86 is: 1,123,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,541.90 : 2,073,503.81 = 814,232.86 : x
  2. Step 2: Convert to fraction form
    1,502,541.90/2,073,503.81 = 814,232.86/x
  3. Step 3: Cross multiply
    1,502,541.90x = 2,073,503.81 × 814,232.86
  4. Step 4: Simplify right side
    1,502,541.90x = 1,688,314,934,289.02
  5. Step 5: Solve for x
    x = 1,688,314,934,289.02/1,502,541.90
  6. Step 6: Final answer
    x = 1,123,639.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.