Home / 1,061,731.33-1,465,509.41-722,396.41

Finding the Fourth Proportional to 1,061,731.33, 1,465,509.41 and 722,396.41

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Solution

The fourth proportional to 1,061,731.33, 1,465,509.41 and 722,396.41 is: 997,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,731.33 : 1,465,509.41 = 722,396.41 : x
  2. Step 2: Convert to fraction form
    1,061,731.33/1,465,509.41 = 722,396.41/x
  3. Step 3: Cross multiply
    1,061,731.33x = 1,465,509.41 × 722,396.41
  4. Step 4: Simplify right side
    1,061,731.33x = 1,058,678,732,038.45
  5. Step 5: Solve for x
    x = 1,058,678,732,038.45/1,061,731.33
  6. Step 6: Final answer
    x = 997,124.89

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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.