Home / 4,753,974.16-7,130,259.80-1,387,277.20

Finding the Fourth Proportional to 4,753,974.16, 7,130,259.80 and 1,387,277.20

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Solution

The fourth proportional to 4,753,974.16, 7,130,259.80 and 1,387,277.20 is: 2,080,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,974.16 : 7,130,259.80 = 1,387,277.20 : x
  2. Step 2: Convert to fraction form
    4,753,974.16/7,130,259.80 = 1,387,277.20/x
  3. Step 3: Cross multiply
    4,753,974.16x = 7,130,259.80 × 1,387,277.20
  4. Step 4: Simplify right side
    4,753,974.16x = 9,891,646,850,616.56
  5. Step 5: Solve for x
    x = 9,891,646,850,616.56/4,753,974.16
  6. Step 6: Final answer
    x = 2,080,711.11

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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.