Home / 5,557,801.65-8,335,000.72-1,962,726.31

Finding the Fourth Proportional to 5,557,801.65, 8,335,000.72 and 1,962,726.31

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Solution

The fourth proportional to 5,557,801.65, 8,335,000.72 and 1,962,726.31 is: 2,943,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,801.65 : 8,335,000.72 = 1,962,726.31 : x
  2. Step 2: Convert to fraction form
    5,557,801.65/8,335,000.72 = 1,962,726.31/x
  3. Step 3: Cross multiply
    5,557,801.65x = 8,335,000.72 × 1,962,726.31
  4. Step 4: Simplify right side
    5,557,801.65x = 16,359,325,167,480.56
  5. Step 5: Solve for x
    x = 16,359,325,167,480.56/5,557,801.65
  6. Step 6: Final answer
    x = 2,943,488.49

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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.