Home / 2,712,319.12-3,742,071.24-1,549,930.24

Finding the Fourth Proportional to 2,712,319.12, 3,742,071.24 and 1,549,930.24

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Solution

The fourth proportional to 2,712,319.12, 3,742,071.24 and 1,549,930.24 is: 2,138,372.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,319.12 : 3,742,071.24 = 1,549,930.24 : x
  2. Step 2: Convert to fraction form
    2,712,319.12/3,742,071.24 = 1,549,930.24/x
  3. Step 3: Cross multiply
    2,712,319.12x = 3,742,071.24 × 1,549,930.24
  4. Step 4: Simplify right side
    2,712,319.12x = 5,799,949,375,110.30
  5. Step 5: Solve for x
    x = 5,799,949,375,110.30/2,712,319.12
  6. Step 6: Final answer
    x = 2,138,372.78

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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.