Home / 1,578,098.54-2,366,804.21-425,318.20

Finding the Fourth Proportional to 1,578,098.54, 2,366,804.21 and 425,318.20

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Solution

The fourth proportional to 1,578,098.54, 2,366,804.21 and 425,318.20 is: 637,884.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,098.54 : 2,366,804.21 = 425,318.20 : x
  2. Step 2: Convert to fraction form
    1,578,098.54/2,366,804.21 = 425,318.20/x
  3. Step 3: Cross multiply
    1,578,098.54x = 2,366,804.21 × 425,318.20
  4. Step 4: Simplify right side
    1,578,098.54x = 1,006,644,898,306.02
  5. Step 5: Solve for x
    x = 1,006,644,898,306.02/1,578,098.54
  6. Step 6: Final answer
    x = 637,884.69

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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.