Home / 2,280,031.60-3,418,115.82-999,668.74

Finding the Fourth Proportional to 2,280,031.60, 3,418,115.82 and 999,668.74

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Solution

The fourth proportional to 2,280,031.60, 3,418,115.82 and 999,668.74 is: 1,498,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,031.60 : 3,418,115.82 = 999,668.74 : x
  2. Step 2: Convert to fraction form
    2,280,031.60/3,418,115.82 = 999,668.74/x
  3. Step 3: Cross multiply
    2,280,031.60x = 3,418,115.82 × 999,668.74
  4. Step 4: Simplify right side
    2,280,031.60x = 3,416,983,534,953.47
  5. Step 5: Solve for x
    x = 3,416,983,534,953.47/2,280,031.60
  6. Step 6: Final answer
    x = 1,498,656.22

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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.