Home / 4,160,781.40-6,245,837.70-3,218,330.20

Finding the Fourth Proportional to 4,160,781.40, 6,245,837.70 and 3,218,330.20

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Solution

The fourth proportional to 4,160,781.40, 6,245,837.70 and 3,218,330.20 is: 4,831,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,781.40 : 6,245,837.70 = 3,218,330.20 : x
  2. Step 2: Convert to fraction form
    4,160,781.40/6,245,837.70 = 3,218,330.20/x
  3. Step 3: Cross multiply
    4,160,781.40x = 6,245,837.70 × 3,218,330.20
  4. Step 4: Simplify right side
    4,160,781.40x = 20,101,168,094,208.54
  5. Step 5: Solve for x
    x = 20,101,168,094,208.54/4,160,781.40
  6. Step 6: Final answer
    x = 4,831,104.10

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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.