Home / 1,104,898.68-1,654,689.60-748,832.40

Finding the Fourth Proportional to 1,104,898.68, 1,654,689.60 and 748,832.40

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Solution

The fourth proportional to 1,104,898.68, 1,654,689.60 and 748,832.40 is: 1,121,446.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,898.68 : 1,654,689.60 = 748,832.40 : x
  2. Step 2: Convert to fraction form
    1,104,898.68/1,654,689.60 = 748,832.40/x
  3. Step 3: Cross multiply
    1,104,898.68x = 1,654,689.60 × 748,832.40
  4. Step 4: Simplify right side
    1,104,898.68x = 1,239,085,184,423.04
  5. Step 5: Solve for x
    x = 1,239,085,184,423.04/1,104,898.68
  6. Step 6: Final answer
    x = 1,121,446.89

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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.