Home / 1,138,031.10-1,707,046.65-824,687.10

Finding the Fourth Proportional to 1,138,031.10, 1,707,046.65 and 824,687.10

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Solution

The fourth proportional to 1,138,031.10, 1,707,046.65 and 824,687.10 is: 1,237,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,031.10 : 1,707,046.65 = 824,687.10 : x
  2. Step 2: Convert to fraction form
    1,138,031.10/1,707,046.65 = 824,687.10/x
  3. Step 3: Cross multiply
    1,138,031.10x = 1,707,046.65 × 824,687.10
  4. Step 4: Simplify right side
    1,138,031.10x = 1,407,779,351,353.22
  5. Step 5: Solve for x
    x = 1,407,779,351,353.22/1,138,031.10
  6. Step 6: Final answer
    x = 1,237,030.65

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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.