Home / 827,688.20-1,242,401.02-733,520.84

Finding the Fourth Proportional to 827,688.20, 1,242,401.02 and 733,520.84

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Solution

The fourth proportional to 827,688.20, 1,242,401.02 and 733,520.84 is: 1,101,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,688.20 : 1,242,401.02 = 733,520.84 : x
  2. Step 2: Convert to fraction form
    827,688.20/1,242,401.02 = 733,520.84/x
  3. Step 3: Cross multiply
    827,688.20x = 1,242,401.02 × 733,520.84
  4. Step 4: Simplify right side
    827,688.20x = 911,327,039,807.26
  5. Step 5: Solve for x
    x = 911,327,039,807.26/827,688.20
  6. Step 6: Final answer
    x = 1,101,051.14

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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.