Home / 3,748,366.80-5,172,188.10-2,116,741.80

Finding the Fourth Proportional to 3,748,366.80, 5,172,188.10 and 2,116,741.80

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Solution

The fourth proportional to 3,748,366.80, 5,172,188.10 and 2,116,741.80 is: 2,920,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,366.80 : 5,172,188.10 = 2,116,741.80 : x
  2. Step 2: Convert to fraction form
    3,748,366.80/5,172,188.10 = 2,116,741.80/x
  3. Step 3: Cross multiply
    3,748,366.80x = 5,172,188.10 × 2,116,741.80
  4. Step 4: Simplify right side
    3,748,366.80x = 10,948,186,748,732.58
  5. Step 5: Solve for x
    x = 10,948,186,748,732.58/3,748,366.80
  6. Step 6: Final answer
    x = 2,920,788.53

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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.