Home / 965,111.70-1,447,667.55-725,610.90

Finding the Fourth Proportional to 965,111.70, 1,447,667.55 and 725,610.90

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Solution

The fourth proportional to 965,111.70, 1,447,667.55 and 725,610.90 is: 1,088,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,111.70 : 1,447,667.55 = 725,610.90 : x
  2. Step 2: Convert to fraction form
    965,111.70/1,447,667.55 = 725,610.90/x
  3. Step 3: Cross multiply
    965,111.70x = 1,447,667.55 × 725,610.90
  4. Step 4: Simplify right side
    965,111.70x = 1,050,443,353,856.30
  5. Step 5: Solve for x
    x = 1,050,443,353,856.30/965,111.70
  6. Step 6: Final answer
    x = 1,088,416.35

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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.