Home / 1,031,708.64-1,423,802.38-572,823.23

Finding the Fourth Proportional to 1,031,708.64, 1,423,802.38 and 572,823.23

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Solution

The fourth proportional to 1,031,708.64, 1,423,802.38 and 572,823.23 is: 790,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,708.64 : 1,423,802.38 = 572,823.23 : x
  2. Step 2: Convert to fraction form
    1,031,708.64/1,423,802.38 = 572,823.23/x
  3. Step 3: Cross multiply
    1,031,708.64x = 1,423,802.38 × 572,823.23
  4. Step 4: Simplify right side
    1,031,708.64x = 815,587,078,193.29
  5. Step 5: Solve for x
    x = 815,587,078,193.29/1,031,708.64
  6. Step 6: Final answer
    x = 790,520.74

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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.