Home / 4,753,163.10-7,130,781.45-1,387,095.90

Finding the Fourth Proportional to 4,753,163.10, 7,130,781.45 and 1,387,095.90

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Solution

The fourth proportional to 4,753,163.10, 7,130,781.45 and 1,387,095.90 is: 2,080,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,163.10 : 7,130,781.45 = 1,387,095.90 : x
  2. Step 2: Convert to fraction form
    4,753,163.10/7,130,781.45 = 1,387,095.90/x
  3. Step 3: Cross multiply
    4,753,163.10x = 7,130,781.45 × 1,387,095.90
  4. Step 4: Simplify right side
    4,753,163.10x = 9,891,077,713,091.06
  5. Step 5: Solve for x
    x = 9,891,077,713,091.06/4,753,163.10
  6. Step 6: Final answer
    x = 2,080,946.42

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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.