Home / 1,126,818.24-1,690,891.60-417,344.48

Finding the Fourth Proportional to 1,126,818.24, 1,690,891.60 and 417,344.48

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Solution

The fourth proportional to 1,126,818.24, 1,690,891.60 and 417,344.48 is: 626,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,818.24 : 1,690,891.60 = 417,344.48 : x
  2. Step 2: Convert to fraction form
    1,126,818.24/1,690,891.60 = 417,344.48/x
  3. Step 3: Cross multiply
    1,126,818.24x = 1,690,891.60 × 417,344.48
  4. Step 4: Simplify right side
    1,126,818.24x = 705,684,275,538.37
  5. Step 5: Solve for x
    x = 705,684,275,538.37/1,126,818.24
  6. Step 6: Final answer
    x = 626,262.74

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1.5x scale

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.