Home / 3,172,187.60-4,761,391.80-1,576,552.40

Finding the Fourth Proportional to 3,172,187.60, 4,761,391.80 and 1,576,552.40

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Solution

The fourth proportional to 3,172,187.60, 4,761,391.80 and 1,576,552.40 is: 2,366,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,187.60 : 4,761,391.80 = 1,576,552.40 : x
  2. Step 2: Convert to fraction form
    3,172,187.60/4,761,391.80 = 1,576,552.40/x
  3. Step 3: Cross multiply
    3,172,187.60x = 4,761,391.80 × 1,576,552.40
  4. Step 4: Simplify right side
    3,172,187.60x = 7,506,583,669,630.32
  5. Step 5: Solve for x
    x = 7,506,583,669,630.32/3,172,187.60
  6. Step 6: Final answer
    x = 2,366,374.44

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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.