Home / 3,146,110.28-4,719,269.88-871,657.52

Finding the Fourth Proportional to 3,146,110.28, 4,719,269.88 and 871,657.52

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Solution

The fourth proportional to 3,146,110.28, 4,719,269.88 and 871,657.52 is: 1,307,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,110.28 : 4,719,269.88 = 871,657.52 : x
  2. Step 2: Convert to fraction form
    3,146,110.28/4,719,269.88 = 871,657.52/x
  3. Step 3: Cross multiply
    3,146,110.28x = 4,719,269.88 × 871,657.52
  4. Step 4: Simplify right side
    3,146,110.28x = 4,113,587,079,811.50
  5. Step 5: Solve for x
    x = 4,113,587,079,811.50/3,146,110.28
  6. Step 6: Final answer
    x = 1,307,515.22

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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.