Home / 3,565,817.60-5,348,726.40-1,321,491.20

Finding the Fourth Proportional to 3,565,817.60, 5,348,726.40 and 1,321,491.20

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Solution

The fourth proportional to 3,565,817.60, 5,348,726.40 and 1,321,491.20 is: 1,982,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,817.60 : 5,348,726.40 = 1,321,491.20 : x
  2. Step 2: Convert to fraction form
    3,565,817.60/5,348,726.40 = 1,321,491.20/x
  3. Step 3: Cross multiply
    3,565,817.60x = 5,348,726.40 × 1,321,491.20
  4. Step 4: Simplify right side
    3,565,817.60x = 7,068,294,868,807.68
  5. Step 5: Solve for x
    x = 7,068,294,868,807.68/3,565,817.60
  6. Step 6: Final answer
    x = 1,982,236.80

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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.