Home / 1,126,561.50-1,554,691.32-617,296.68

Finding the Fourth Proportional to 1,126,561.50, 1,554,691.32 and 617,296.68

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Solution

The fourth proportional to 1,126,561.50, 1,554,691.32 and 617,296.68 is: 851,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,561.50 : 1,554,691.32 = 617,296.68 : x
  2. Step 2: Convert to fraction form
    1,126,561.50/1,554,691.32 = 617,296.68/x
  3. Step 3: Cross multiply
    1,126,561.50x = 1,554,691.32 × 617,296.68
  4. Step 4: Simplify right side
    1,126,561.50x = 959,705,790,260.82
  5. Step 5: Solve for x
    x = 959,705,790,260.82/1,126,561.50
  6. Step 6: Final answer
    x = 851,889.39

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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.