Home / 1,381,467.69-2,070,461.04-740,180.97

Finding the Fourth Proportional to 1,381,467.69, 2,070,461.04 and 740,180.97

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Solution

The fourth proportional to 1,381,467.69, 2,070,461.04 and 740,180.97 is: 1,109,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,467.69 : 2,070,461.04 = 740,180.97 : x
  2. Step 2: Convert to fraction form
    1,381,467.69/2,070,461.04 = 740,180.97/x
  3. Step 3: Cross multiply
    1,381,467.69x = 2,070,461.04 × 740,180.97
  4. Step 4: Simplify right side
    1,381,467.69x = 1,532,515,860,934.41
  5. Step 5: Solve for x
    x = 1,532,515,860,934.41/1,381,467.69
  6. Step 6: Final answer
    x = 1,109,338.91

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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.