Home / 1,431,142.52-2,146,985.94-484,259

Finding the Fourth Proportional to 1,431,142.52, 2,146,985.94 and 484,259

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Solution

The fourth proportional to 1,431,142.52, 2,146,985.94 and 484,259 is: 726,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,142.52 : 2,146,985.94 = 484,259 : x
  2. Step 2: Convert to fraction form
    1,431,142.52/2,146,985.94 = 484,259/x
  3. Step 3: Cross multiply
    1,431,142.52x = 2,146,985.94 × 484,259
  4. Step 4: Simplify right side
    1,431,142.52x = 1,039,697,264,318.46
  5. Step 5: Solve for x
    x = 1,039,697,264,318.46/1,431,142.52
  6. Step 6: Final answer
    x = 726,480.59

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Double scale
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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.