Home / 1,874,175.79-2,811,263.70-454,231.87

Finding the Fourth Proportional to 1,874,175.79, 2,811,263.70 and 454,231.87

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Solution

The fourth proportional to 1,874,175.79, 2,811,263.70 and 454,231.87 is: 681,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,175.79 : 2,811,263.70 = 454,231.87 : x
  2. Step 2: Convert to fraction form
    1,874,175.79/2,811,263.70 = 454,231.87/x
  3. Step 3: Cross multiply
    1,874,175.79x = 2,811,263.70 × 454,231.87
  4. Step 4: Simplify right side
    1,874,175.79x = 1,276,965,565,242.96
  5. Step 5: Solve for x
    x = 1,276,965,565,242.96/1,874,175.79
  6. Step 6: Final answer
    x = 681,347.81

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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.