Home / 3,929,079.60-5,893,619.40-1,404,817.20

Finding the Fourth Proportional to 3,929,079.60, 5,893,619.40 and 1,404,817.20

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Solution

The fourth proportional to 3,929,079.60, 5,893,619.40 and 1,404,817.20 is: 2,107,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,079.60 : 5,893,619.40 = 1,404,817.20 : x
  2. Step 2: Convert to fraction form
    3,929,079.60/5,893,619.40 = 1,404,817.20/x
  3. Step 3: Cross multiply
    3,929,079.60x = 5,893,619.40 × 1,404,817.20
  4. Step 4: Simplify right side
    3,929,079.60x = 8,279,457,903,373.68
  5. Step 5: Solve for x
    x = 8,279,457,903,373.68/3,929,079.60
  6. Step 6: Final answer
    x = 2,107,225.80

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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.