Home / 1,617,230.10-2,425,845.15-987,374.10

Finding the Fourth Proportional to 1,617,230.10, 2,425,845.15 and 987,374.10

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Solution

The fourth proportional to 1,617,230.10, 2,425,845.15 and 987,374.10 is: 1,481,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,230.10 : 2,425,845.15 = 987,374.10 : x
  2. Step 2: Convert to fraction form
    1,617,230.10/2,425,845.15 = 987,374.10/x
  3. Step 3: Cross multiply
    1,617,230.10x = 2,425,845.15 × 987,374.10
  4. Step 4: Simplify right side
    1,617,230.10x = 2,395,216,671,720.61
  5. Step 5: Solve for x
    x = 2,395,216,671,720.61/1,617,230.10
  6. Step 6: Final answer
    x = 1,481,061.15

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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.