Home / 1,148,451.87-1,723,039.87-541,215.66

Finding the Fourth Proportional to 1,148,451.87, 1,723,039.87 and 541,215.66

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Solution

The fourth proportional to 1,148,451.87, 1,723,039.87 and 541,215.66 is: 811,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,451.87 : 1,723,039.87 = 541,215.66 : x
  2. Step 2: Convert to fraction form
    1,148,451.87/1,723,039.87 = 541,215.66/x
  3. Step 3: Cross multiply
    1,148,451.87x = 1,723,039.87 × 541,215.66
  4. Step 4: Simplify right side
    1,148,451.87x = 932,536,156,879.41
  5. Step 5: Solve for x
    x = 932,536,156,879.41/1,148,451.87
  6. Step 6: Final answer
    x = 811,994.11

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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.