Home / 1,224,887.86-1,690,301.06-673,598.92

Finding the Fourth Proportional to 1,224,887.86, 1,690,301.06 and 673,598.92

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Solution

The fourth proportional to 1,224,887.86, 1,690,301.06 and 673,598.92 is: 929,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,887.86 : 1,690,301.06 = 673,598.92 : x
  2. Step 2: Convert to fraction form
    1,224,887.86/1,690,301.06 = 673,598.92/x
  3. Step 3: Cross multiply
    1,224,887.86x = 1,690,301.06 × 673,598.92
  4. Step 4: Simplify right side
    1,224,887.86x = 1,138,584,966,592.42
  5. Step 5: Solve for x
    x = 1,138,584,966,592.42/1,224,887.86
  6. Step 6: Final answer
    x = 929,542.21

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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.