Home / 2,005,321.04-3,008,080.10-656,937.26

Finding the Fourth Proportional to 2,005,321.04, 3,008,080.10 and 656,937.26

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Solution

The fourth proportional to 2,005,321.04, 3,008,080.10 and 656,937.26 is: 985,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,321.04 : 3,008,080.10 = 656,937.26 : x
  2. Step 2: Convert to fraction form
    2,005,321.04/3,008,080.10 = 656,937.26/x
  3. Step 3: Cross multiply
    2,005,321.04x = 3,008,080.10 × 656,937.26
  4. Step 4: Simplify right side
    2,005,321.04x = 1,976,119,885,356.47
  5. Step 5: Solve for x
    x = 1,976,119,885,356.47/2,005,321.04
  6. Step 6: Final answer
    x = 985,438.17

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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.