Home / 1,261,684.35-1,741,102.02-717,808.43

Finding the Fourth Proportional to 1,261,684.35, 1,741,102.02 and 717,808.43

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Solution

The fourth proportional to 1,261,684.35, 1,741,102.02 and 717,808.43 is: 990,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,684.35 : 1,741,102.02 = 717,808.43 : x
  2. Step 2: Convert to fraction form
    1,261,684.35/1,741,102.02 = 717,808.43/x
  3. Step 3: Cross multiply
    1,261,684.35x = 1,741,102.02 × 717,808.43
  4. Step 4: Simplify right side
    1,261,684.35x = 1,249,777,711,798.78
  5. Step 5: Solve for x
    x = 1,249,777,711,798.78/1,261,684.35
  6. Step 6: Final answer
    x = 990,562.90

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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.