Home / 1,720,617.60-2,584,658.88-1,657,632

Finding the Fourth Proportional to 1,720,617.60, 2,584,658.88 and 1,657,632

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Solution

The fourth proportional to 1,720,617.60, 2,584,658.88 and 1,657,632 is: 2,490,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,617.60 : 2,584,658.88 = 1,657,632 : x
  2. Step 2: Convert to fraction form
    1,720,617.60/2,584,658.88 = 1,657,632/x
  3. Step 3: Cross multiply
    1,720,617.60x = 2,584,658.88 × 1,657,632
  4. Step 4: Simplify right side
    1,720,617.60x = 4,284,413,268,572.16
  5. Step 5: Solve for x
    x = 4,284,413,268,572.16/1,720,617.60
  6. Step 6: Final answer
    x = 2,490,043.85

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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.