Home / 1,334,695.17-2,002,384.02-388,065.90

Finding the Fourth Proportional to 1,334,695.17, 2,002,384.02 and 388,065.90

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Solution

The fourth proportional to 1,334,695.17, 2,002,384.02 and 388,065.90 is: 582,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,695.17 : 2,002,384.02 = 388,065.90 : x
  2. Step 2: Convert to fraction form
    1,334,695.17/2,002,384.02 = 388,065.90/x
  3. Step 3: Cross multiply
    1,334,695.17x = 2,002,384.02 × 388,065.90
  4. Step 4: Simplify right side
    1,334,695.17x = 777,056,956,866.92
  5. Step 5: Solve for x
    x = 777,056,956,866.92/1,334,695.17
  6. Step 6: Final answer
    x = 582,198.07

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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.