Home / 2,287,649.60-3,429,141.60-1,340,532.80

Finding the Fourth Proportional to 2,287,649.60, 3,429,141.60 and 1,340,532.80

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Solution

The fourth proportional to 2,287,649.60, 3,429,141.60 and 1,340,532.80 is: 2,009,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,649.60 : 3,429,141.60 = 1,340,532.80 : x
  2. Step 2: Convert to fraction form
    2,287,649.60/3,429,141.60 = 1,340,532.80/x
  3. Step 3: Cross multiply
    2,287,649.60x = 3,429,141.60 × 1,340,532.80
  4. Step 4: Simplify right side
    2,287,649.60x = 4,596,876,790,644.48
  5. Step 5: Solve for x
    x = 4,596,876,790,644.48/2,287,649.60
  6. Step 6: Final answer
    x = 2,009,432.21

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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.