Home / 4,680,973.80-7,022,007.45-1,486,422.90

Finding the Fourth Proportional to 4,680,973.80, 7,022,007.45 and 1,486,422.90

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Solution

The fourth proportional to 4,680,973.80, 7,022,007.45 and 1,486,422.90 is: 2,229,807.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,973.80 : 7,022,007.45 = 1,486,422.90 : x
  2. Step 2: Convert to fraction form
    4,680,973.80/7,022,007.45 = 1,486,422.90/x
  3. Step 3: Cross multiply
    4,680,973.80x = 7,022,007.45 × 1,486,422.90
  4. Step 4: Simplify right side
    4,680,973.80x = 10,437,672,677,650.61
  5. Step 5: Solve for x
    x = 10,437,672,677,650.61/4,680,973.80
  6. Step 6: Final answer
    x = 2,229,807.97

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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.