Home / 1,351,086.89-1,864,483.92-739,232.53

Finding the Fourth Proportional to 1,351,086.89, 1,864,483.92 and 739,232.53

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Solution

The fourth proportional to 1,351,086.89, 1,864,483.92 and 739,232.53 is: 1,020,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,086.89 : 1,864,483.92 = 739,232.53 : x
  2. Step 2: Convert to fraction form
    1,351,086.89/1,864,483.92 = 739,232.53/x
  3. Step 3: Cross multiply
    1,351,086.89x = 1,864,483.92 × 739,232.53
  4. Step 4: Simplify right side
    1,351,086.89x = 1,378,287,160,664.71
  5. Step 5: Solve for x
    x = 1,378,287,160,664.71/1,351,086.89
  6. Step 6: Final answer
    x = 1,020,132.14

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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.