Home / 3,748,368.30-5,172,190.17-2,116,743.30

Finding the Fourth Proportional to 3,748,368.30, 5,172,190.17 and 2,116,743.30

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Solution

The fourth proportional to 3,748,368.30, 5,172,190.17 and 2,116,743.30 is: 2,920,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,368.30 : 5,172,190.17 = 2,116,743.30 : x
  2. Step 2: Convert to fraction form
    3,748,368.30/5,172,190.17 = 2,116,743.30/x
  3. Step 3: Cross multiply
    3,748,368.30x = 5,172,190.17 × 2,116,743.30
  4. Step 4: Simplify right side
    3,748,368.30x = 10,948,198,888,673.36
  5. Step 5: Solve for x
    x = 10,948,198,888,673.36/3,748,368.30
  6. Step 6: Final answer
    x = 2,920,790.60

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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.