Home / 2,676,189.65-3,691,461.87-1,587,690.59

Finding the Fourth Proportional to 2,676,189.65, 3,691,461.87 and 1,587,690.59

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Solution

The fourth proportional to 2,676,189.65, 3,691,461.87 and 1,587,690.59 is: 2,190,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,189.65 : 3,691,461.87 = 1,587,690.59 : x
  2. Step 2: Convert to fraction form
    2,676,189.65/3,691,461.87 = 1,587,690.59/x
  3. Step 3: Cross multiply
    2,676,189.65x = 3,691,461.87 × 1,587,690.59
  4. Step 4: Simplify right side
    2,676,189.65x = 5,860,899,255,885.49
  5. Step 5: Solve for x
    x = 5,860,899,255,885.49/2,676,189.65
  6. Step 6: Final answer
    x = 2,190,016.42

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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.