Home / 1,042,786.72-1,438,711.08-583,833.68

Finding the Fourth Proportional to 1,042,786.72, 1,438,711.08 and 583,833.68

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Solution

The fourth proportional to 1,042,786.72, 1,438,711.08 and 583,833.68 is: 805,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,786.72 : 1,438,711.08 = 583,833.68 : x
  2. Step 2: Convert to fraction form
    1,042,786.72/1,438,711.08 = 583,833.68/x
  3. Step 3: Cross multiply
    1,042,786.72x = 1,438,711.08 × 583,833.68
  4. Step 4: Simplify right side
    1,042,786.72x = 839,967,984,293.18
  5. Step 5: Solve for x
    x = 839,967,984,293.18/1,042,786.72
  6. Step 6: Final answer
    x = 805,503.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.