Home / 3,162,315.48-4,743,550.98-918,472.92

Finding the Fourth Proportional to 3,162,315.48, 4,743,550.98 and 918,472.92

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Solution

The fourth proportional to 3,162,315.48, 4,743,550.98 and 918,472.92 is: 1,377,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,315.48 : 4,743,550.98 = 918,472.92 : x
  2. Step 2: Convert to fraction form
    3,162,315.48/4,743,550.98 = 918,472.92/x
  3. Step 3: Cross multiply
    3,162,315.48x = 4,743,550.98 × 918,472.92
  4. Step 4: Simplify right side
    3,162,315.48x = 4,356,823,119,769.46
  5. Step 5: Solve for x
    x = 4,356,823,119,769.46/3,162,315.48
  6. Step 6: Final answer
    x = 1,377,731.96

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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.