Home / 3,172,183.60-4,761,385.80-1,576,548.40

Finding the Fourth Proportional to 3,172,183.60, 4,761,385.80 and 1,576,548.40

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Solution

The fourth proportional to 3,172,183.60, 4,761,385.80 and 1,576,548.40 is: 2,366,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,183.60 : 4,761,385.80 = 1,576,548.40 : x
  2. Step 2: Convert to fraction form
    3,172,183.60/4,761,385.80 = 1,576,548.40/x
  3. Step 3: Cross multiply
    3,172,183.60x = 4,761,385.80 × 1,576,548.40
  4. Step 4: Simplify right side
    3,172,183.60x = 7,506,555,164,772.72
  5. Step 5: Solve for x
    x = 7,506,555,164,772.72/3,172,183.60
  6. Step 6: Final answer
    x = 2,366,368.44

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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.