Home / 1,121,876.14-1,548,182.91-612,574.90

Finding the Fourth Proportional to 1,121,876.14, 1,548,182.91 and 612,574.90

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Solution

The fourth proportional to 1,121,876.14, 1,548,182.91 and 612,574.90 is: 845,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,876.14 : 1,548,182.91 = 612,574.90 : x
  2. Step 2: Convert to fraction form
    1,121,876.14/1,548,182.91 = 612,574.90/x
  3. Step 3: Cross multiply
    1,121,876.14x = 1,548,182.91 × 612,574.90
  4. Step 4: Simplify right side
    1,121,876.14x = 948,377,991,274.96
  5. Step 5: Solve for x
    x = 948,377,991,274.96/1,121,876.14
  6. Step 6: Final answer
    x = 845,350.00

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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.