Home / 951,152.03-1,311,442.04-821,856.83

Finding the Fourth Proportional to 951,152.03, 1,311,442.04 and 821,856.83

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Solution

The fourth proportional to 951,152.03, 1,311,442.04 and 821,856.83 is: 1,133,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,152.03 : 1,311,442.04 = 821,856.83 : x
  2. Step 2: Convert to fraction form
    951,152.03/1,311,442.04 = 821,856.83/x
  3. Step 3: Cross multiply
    951,152.03x = 1,311,442.04 × 821,856.83
  4. Step 4: Simplify right side
    951,152.03x = 1,077,817,593,613.85
  5. Step 5: Solve for x
    x = 1,077,817,593,613.85/951,152.03
  6. Step 6: Final answer
    x = 1,133,170.68

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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.