Home / 1,174,213.15-1,620,262.88-690,601.84

Finding the Fourth Proportional to 1,174,213.15, 1,620,262.88 and 690,601.84

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Solution

The fourth proportional to 1,174,213.15, 1,620,262.88 and 690,601.84 is: 952,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,213.15 : 1,620,262.88 = 690,601.84 : x
  2. Step 2: Convert to fraction form
    1,174,213.15/1,620,262.88 = 690,601.84/x
  3. Step 3: Cross multiply
    1,174,213.15x = 1,620,262.88 × 690,601.84
  4. Step 4: Simplify right side
    1,174,213.15x = 1,118,956,526,211.70
  5. Step 5: Solve for x
    x = 1,118,956,526,211.70/1,174,213.15
  6. Step 6: Final answer
    x = 952,941.57

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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.