Home / 1,031,319.08-1,423,200.06-572,439.16

Finding the Fourth Proportional to 1,031,319.08, 1,423,200.06 and 572,439.16

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Solution

The fourth proportional to 1,031,319.08, 1,423,200.06 and 572,439.16 is: 789,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,319.08 : 1,423,200.06 = 572,439.16 : x
  2. Step 2: Convert to fraction form
    1,031,319.08/1,423,200.06 = 572,439.16/x
  3. Step 3: Cross multiply
    1,031,319.08x = 1,423,200.06 × 572,439.16
  4. Step 4: Simplify right side
    1,031,319.08x = 814,695,446,858.35
  5. Step 5: Solve for x
    x = 814,695,446,858.35/1,031,319.08
  6. Step 6: Final answer
    x = 789,954.79

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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.