Home / 1,651,423.28-2,476,540.40-571,642.45

Finding the Fourth Proportional to 1,651,423.28, 2,476,540.40 and 571,642.45

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Solution

The fourth proportional to 1,651,423.28, 2,476,540.40 and 571,642.45 is: 857,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,423.28 : 2,476,540.40 = 571,642.45 : x
  2. Step 2: Convert to fraction form
    1,651,423.28/2,476,540.40 = 571,642.45/x
  3. Step 3: Cross multiply
    1,651,423.28x = 2,476,540.40 × 571,642.45
  4. Step 4: Simplify right side
    1,651,423.28x = 1,415,695,612,730.42
  5. Step 5: Solve for x
    x = 1,415,695,612,730.42/1,651,423.28
  6. Step 6: Final answer
    x = 857,257.88

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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.