Home / 935,999.70-1,403,999.55-922,002.90

Finding the Fourth Proportional to 935,999.70, 1,403,999.55 and 922,002.90

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Solution

The fourth proportional to 935,999.70, 1,403,999.55 and 922,002.90 is: 1,383,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,999.70 : 1,403,999.55 = 922,002.90 : x
  2. Step 2: Convert to fraction form
    935,999.70/1,403,999.55 = 922,002.90/x
  3. Step 3: Cross multiply
    935,999.70x = 1,403,999.55 × 922,002.90
  4. Step 4: Simplify right side
    935,999.70x = 1,294,491,656,698.70
  5. Step 5: Solve for x
    x = 1,294,491,656,698.70/935,999.70
  6. Step 6: Final answer
    x = 1,383,004.35

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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.