Home / 3,178,473.91-4,767,603.91-1,381,357.59

Finding the Fourth Proportional to 3,178,473.91, 4,767,603.91 and 1,381,357.59

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Solution

The fourth proportional to 3,178,473.91, 4,767,603.91 and 1,381,357.59 is: 2,071,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,473.91 : 4,767,603.91 = 1,381,357.59 : x
  2. Step 2: Convert to fraction form
    3,178,473.91/4,767,603.91 = 1,381,357.59/x
  3. Step 3: Cross multiply
    3,178,473.91x = 4,767,603.91 × 1,381,357.59
  4. Step 4: Simplify right side
    3,178,473.91x = 6,585,765,847,192.18
  5. Step 5: Solve for x
    x = 6,585,765,847,192.18/3,178,473.91
  6. Step 6: Final answer
    x = 2,071,989.90

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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.