Home / 4,627,246.80-6,940,870.20-1,215,308.10

Finding the Fourth Proportional to 4,627,246.80, 6,940,870.20 and 1,215,308.10

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Solution

The fourth proportional to 4,627,246.80, 6,940,870.20 and 1,215,308.10 is: 1,822,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627,246.80 : 6,940,870.20 = 1,215,308.10 : x
  2. Step 2: Convert to fraction form
    4,627,246.80/6,940,870.20 = 1,215,308.10/x
  3. Step 3: Cross multiply
    4,627,246.80x = 6,940,870.20 × 1,215,308.10
  4. Step 4: Simplify right side
    4,627,246.80x = 8,435,295,775,108.62
  5. Step 5: Solve for x
    x = 8,435,295,775,108.62/4,627,246.80
  6. Step 6: Final answer
    x = 1,822,962.15

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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.