Home / 726,214.50-1,087,218.15-547,054.46

Finding the Fourth Proportional to 726,214.50, 1,087,218.15 and 547,054.46

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Solution

The fourth proportional to 726,214.50, 1,087,218.15 and 547,054.46 is: 818,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,214.50 : 1,087,218.15 = 547,054.46 : x
  2. Step 2: Convert to fraction form
    726,214.50/1,087,218.15 = 547,054.46/x
  3. Step 3: Cross multiply
    726,214.50x = 1,087,218.15 × 547,054.46
  4. Step 4: Simplify right side
    726,214.50x = 594,767,532,514.36
  5. Step 5: Solve for x
    x = 594,767,532,514.36/726,214.50
  6. Step 6: Final answer
    x = 818,997.05

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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.