Home / 1,274,685.80-1,912,081.46-376,127.51

Finding the Fourth Proportional to 1,274,685.80, 1,912,081.46 and 376,127.51

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Solution

The fourth proportional to 1,274,685.80, 1,912,081.46 and 376,127.51 is: 564,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,685.80 : 1,912,081.46 = 376,127.51 : x
  2. Step 2: Convert to fraction form
    1,274,685.80/1,912,081.46 = 376,127.51/x
  3. Step 3: Cross multiply
    1,274,685.80x = 1,912,081.46 × 376,127.51
  4. Step 4: Simplify right side
    1,274,685.80x = 719,186,427,025.92
  5. Step 5: Solve for x
    x = 719,186,427,025.92/1,274,685.80
  6. Step 6: Final answer
    x = 564,206.83

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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.