Home / 1,126,561-1,554,654.18-617,281.60

Finding the Fourth Proportional to 1,126,561, 1,554,654.18 and 617,281.60

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Solution

The fourth proportional to 1,126,561, 1,554,654.18 and 617,281.60 is: 851,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,561 : 1,554,654.18 = 617,281.60 : x
  2. Step 2: Convert to fraction form
    1,126,561/1,554,654.18 = 617,281.60/x
  3. Step 3: Cross multiply
    1,126,561x = 1,554,654.18 × 617,281.60
  4. Step 4: Simplify right side
    1,126,561x = 959,659,419,677.09
  5. Step 5: Solve for x
    x = 959,659,419,677.09/1,126,561
  6. Step 6: Final answer
    x = 851,848.61

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1.5x scale

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.