Home / 1,011,792.02-1,395,630.86-769,543.50

Finding the Fourth Proportional to 1,011,792.02, 1,395,630.86 and 769,543.50

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Solution

The fourth proportional to 1,011,792.02, 1,395,630.86 and 769,543.50 is: 1,061,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,792.02 : 1,395,630.86 = 769,543.50 : x
  2. Step 2: Convert to fraction form
    1,011,792.02/1,395,630.86 = 769,543.50/x
  3. Step 3: Cross multiply
    1,011,792.02x = 1,395,630.86 × 769,543.50
  4. Step 4: Simplify right side
    1,011,792.02x = 1,073,998,656,712.41
  5. Step 5: Solve for x
    x = 1,073,998,656,712.41/1,011,792.02
  6. Step 6: Final answer
    x = 1,061,481.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.