Home / 5,780,429.60-8,670,644.40-3,643,584.80

Finding the Fourth Proportional to 5,780,429.60, 8,670,644.40 and 3,643,584.80

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Solution

The fourth proportional to 5,780,429.60, 8,670,644.40 and 3,643,584.80 is: 5,465,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780,429.60 : 8,670,644.40 = 3,643,584.80 : x
  2. Step 2: Convert to fraction form
    5,780,429.60/8,670,644.40 = 3,643,584.80/x
  3. Step 3: Cross multiply
    5,780,429.60x = 8,670,644.40 × 3,643,584.80
  4. Step 4: Simplify right side
    5,780,429.60x = 31,592,228,142,045.12
  5. Step 5: Solve for x
    x = 31,592,228,142,045.12/5,780,429.60
  6. Step 6: Final answer
    x = 5,465,377.20

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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.