Home / 930,867.30-1,396,300.95-612,002.70

Finding the Fourth Proportional to 930,867.30, 1,396,300.95 and 612,002.70

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Solution

The fourth proportional to 930,867.30, 1,396,300.95 and 612,002.70 is: 918,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,867.30 : 1,396,300.95 = 612,002.70 : x
  2. Step 2: Convert to fraction form
    930,867.30/1,396,300.95 = 612,002.70/x
  3. Step 3: Cross multiply
    930,867.30x = 1,396,300.95 × 612,002.70
  4. Step 4: Simplify right side
    930,867.30x = 854,539,951,412.57
  5. Step 5: Solve for x
    x = 854,539,951,412.57/930,867.30
  6. Step 6: Final answer
    x = 918,004.05

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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.