Home / 1,274,167.56-1,758,315.90-722,983.62

Finding the Fourth Proportional to 1,274,167.56, 1,758,315.90 and 722,983.62

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Solution

The fourth proportional to 1,274,167.56, 1,758,315.90 and 722,983.62 is: 997,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,167.56 : 1,758,315.90 = 722,983.62 : x
  2. Step 2: Convert to fraction form
    1,274,167.56/1,758,315.90 = 722,983.62/x
  3. Step 3: Cross multiply
    1,274,167.56x = 1,758,315.90 × 722,983.62
  4. Step 4: Simplify right side
    1,274,167.56x = 1,271,233,594,485.56
  5. Step 5: Solve for x
    x = 1,271,233,594,485.56/1,274,167.56
  6. Step 6: Final answer
    x = 997,697.35

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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.