Home / 1,237,921.23-1,708,635.20-754,752.81

Finding the Fourth Proportional to 1,237,921.23, 1,708,635.20 and 754,752.81

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Solution

The fourth proportional to 1,237,921.23, 1,708,635.20 and 754,752.81 is: 1,041,744.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,921.23 : 1,708,635.20 = 754,752.81 : x
  2. Step 2: Convert to fraction form
    1,237,921.23/1,708,635.20 = 754,752.81/x
  3. Step 3: Cross multiply
    1,237,921.23x = 1,708,635.20 × 754,752.81
  4. Step 4: Simplify right side
    1,237,921.23x = 1,289,597,214,691.15
  5. Step 5: Solve for x
    x = 1,289,597,214,691.15/1,237,921.23
  6. Step 6: Final answer
    x = 1,041,744.16

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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.