Home / 1,610,286.40-2,415,429.60-488,411.20

Finding the Fourth Proportional to 1,610,286.40, 2,415,429.60 and 488,411.20

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Solution

The fourth proportional to 1,610,286.40, 2,415,429.60 and 488,411.20 is: 732,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,286.40 : 2,415,429.60 = 488,411.20 : x
  2. Step 2: Convert to fraction form
    1,610,286.40/2,415,429.60 = 488,411.20/x
  3. Step 3: Cross multiply
    1,610,286.40x = 2,415,429.60 × 488,411.20
  4. Step 4: Simplify right side
    1,610,286.40x = 1,179,722,869,451.52
  5. Step 5: Solve for x
    x = 1,179,722,869,451.52/1,610,286.40
  6. Step 6: Final answer
    x = 732,616.80

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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.