Home / 3,811,759.28-5,716,426.43-1,252,384.31

Finding the Fourth Proportional to 3,811,759.28, 5,716,426.43 and 1,252,384.31

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Solution

The fourth proportional to 3,811,759.28, 5,716,426.43 and 1,252,384.31 is: 1,878,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,759.28 : 5,716,426.43 = 1,252,384.31 : x
  2. Step 2: Convert to fraction form
    3,811,759.28/5,716,426.43 = 1,252,384.31/x
  3. Step 3: Cross multiply
    3,811,759.28x = 5,716,426.43 × 1,252,384.31
  4. Step 4: Simplify right side
    3,811,759.28x = 7,159,162,781,248.71
  5. Step 5: Solve for x
    x = 7,159,162,781,248.71/3,811,759.28
  6. Step 6: Final answer
    x = 1,878,178.10

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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.