Home / 1,451,678.85-2,177,377.50-440,809.56

Finding the Fourth Proportional to 1,451,678.85, 2,177,377.50 and 440,809.56

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Solution

The fourth proportional to 1,451,678.85, 2,177,377.50 and 440,809.56 is: 661,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,678.85 : 2,177,377.50 = 440,809.56 : x
  2. Step 2: Convert to fraction form
    1,451,678.85/2,177,377.50 = 440,809.56/x
  3. Step 3: Cross multiply
    1,451,678.85x = 2,177,377.50 × 440,809.56
  4. Step 4: Simplify right side
    1,451,678.85x = 959,808,817,728.90
  5. Step 5: Solve for x
    x = 959,808,817,728.90/1,451,678.85
  6. Step 6: Final answer
    x = 661,171.59

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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.