Home / 2,291,368.91-3,162,189.17-1,272,773.66

Finding the Fourth Proportional to 2,291,368.91, 3,162,189.17 and 1,272,773.66

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Solution

The fourth proportional to 2,291,368.91, 3,162,189.17 and 1,272,773.66 is: 1,756,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,368.91 : 3,162,189.17 = 1,272,773.66 : x
  2. Step 2: Convert to fraction form
    2,291,368.91/3,162,189.17 = 1,272,773.66/x
  3. Step 3: Cross multiply
    2,291,368.91x = 3,162,189.17 × 1,272,773.66
  4. Step 4: Simplify right side
    2,291,368.91x = 4,024,751,070,884.25
  5. Step 5: Solve for x
    x = 4,024,751,070,884.25/2,291,368.91
  6. Step 6: Final answer
    x = 1,756,483.24

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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.