Home / 4,741,557.48-7,105,151.88-3,138,377.13

Finding the Fourth Proportional to 4,741,557.48, 7,105,151.88 and 3,138,377.13

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Solution

The fourth proportional to 4,741,557.48, 7,105,151.88 and 3,138,377.13 is: 4,702,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741,557.48 : 7,105,151.88 = 3,138,377.13 : x
  2. Step 2: Convert to fraction form
    4,741,557.48/7,105,151.88 = 3,138,377.13/x
  3. Step 3: Cross multiply
    4,741,557.48x = 7,105,151.88 × 3,138,377.13
  4. Step 4: Simplify right side
    4,741,557.48x = 22,298,646,165,368.50
  5. Step 5: Solve for x
    x = 22,298,646,165,368.50/4,741,557.48
  6. Step 6: Final answer
    x = 4,702,810.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.