Home / 1,316,265.04-1,974,147.76-641,667.88

Finding the Fourth Proportional to 1,316,265.04, 1,974,147.76 and 641,667.88

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Solution

The fourth proportional to 1,316,265.04, 1,974,147.76 and 641,667.88 is: 962,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,265.04 : 1,974,147.76 = 641,667.88 : x
  2. Step 2: Convert to fraction form
    1,316,265.04/1,974,147.76 = 641,667.88/x
  3. Step 3: Cross multiply
    1,316,265.04x = 1,974,147.76 × 641,667.88
  4. Step 4: Simplify right side
    1,316,265.04x = 1,266,747,207,965.95
  5. Step 5: Solve for x
    x = 1,266,747,207,965.95/1,316,265.04
  6. Step 6: Final answer
    x = 962,380.04

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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.