Home / 3,186,331.10-4,778,832.45-1,165,526.90

Finding the Fourth Proportional to 3,186,331.10, 4,778,832.45 and 1,165,526.90

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Solution

The fourth proportional to 3,186,331.10, 4,778,832.45 and 1,165,526.90 is: 1,748,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,331.10 : 4,778,832.45 = 1,165,526.90 : x
  2. Step 2: Convert to fraction form
    3,186,331.10/4,778,832.45 = 1,165,526.90/x
  3. Step 3: Cross multiply
    3,186,331.10x = 4,778,832.45 × 1,165,526.90
  4. Step 4: Simplify right side
    3,186,331.10x = 5,569,857,771,067.90
  5. Step 5: Solve for x
    x = 5,569,857,771,067.90/3,186,331.10
  6. Step 6: Final answer
    x = 1,748,047.39

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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.