Home / 1,039,431-1,559,146.56-251,463

Finding the Fourth Proportional to 1,039,431, 1,559,146.56 and 251,463

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Solution

The fourth proportional to 1,039,431, 1,559,146.56 and 251,463 is: 377,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,431 : 1,559,146.56 = 251,463 : x
  2. Step 2: Convert to fraction form
    1,039,431/1,559,146.56 = 251,463/x
  3. Step 3: Cross multiply
    1,039,431x = 1,559,146.56 × 251,463
  4. Step 4: Simplify right side
    1,039,431x = 392,067,671,417.28
  5. Step 5: Solve for x
    x = 392,067,671,417.28/1,039,431
  6. Step 6: Final answer
    x = 377,194.51

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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.