Home / 3,256,003.80-4,884,005.70-3,117,785.40

Finding the Fourth Proportional to 3,256,003.80, 4,884,005.70 and 3,117,785.40

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Solution

The fourth proportional to 3,256,003.80, 4,884,005.70 and 3,117,785.40 is: 4,676,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,003.80 : 4,884,005.70 = 3,117,785.40 : x
  2. Step 2: Convert to fraction form
    3,256,003.80/4,884,005.70 = 3,117,785.40/x
  3. Step 3: Cross multiply
    3,256,003.80x = 4,884,005.70 × 3,117,785.40
  4. Step 4: Simplify right side
    3,256,003.80x = 15,227,281,664,976.78
  5. Step 5: Solve for x
    x = 15,227,281,664,976.78/3,256,003.80
  6. Step 6: Final answer
    x = 4,676,678.10

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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.