Home / 968,611.60-1,452,917.40-758,429.20

Finding the Fourth Proportional to 968,611.60, 1,452,917.40 and 758,429.20

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Solution

The fourth proportional to 968,611.60, 1,452,917.40 and 758,429.20 is: 1,137,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,611.60 : 1,452,917.40 = 758,429.20 : x
  2. Step 2: Convert to fraction form
    968,611.60/1,452,917.40 = 758,429.20/x
  3. Step 3: Cross multiply
    968,611.60x = 1,452,917.40 × 758,429.20
  4. Step 4: Simplify right side
    968,611.60x = 1,101,934,981,348.08
  5. Step 5: Solve for x
    x = 1,101,934,981,348.08/968,611.60
  6. Step 6: Final answer
    x = 1,137,643.80

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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.