Home / 1,817,163.90-2,722,793.40-1,563,253.20

Finding the Fourth Proportional to 1,817,163.90, 2,722,793.40 and 1,563,253.20

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Solution

The fourth proportional to 1,817,163.90, 2,722,793.40 and 1,563,253.20 is: 2,342,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,163.90 : 2,722,793.40 = 1,563,253.20 : x
  2. Step 2: Convert to fraction form
    1,817,163.90/2,722,793.40 = 1,563,253.20/x
  3. Step 3: Cross multiply
    1,817,163.90x = 2,722,793.40 × 1,563,253.20
  4. Step 4: Simplify right side
    1,817,163.90x = 4,256,415,495,488.88
  5. Step 5: Solve for x
    x = 4,256,415,495,488.88/1,817,163.90
  6. Step 6: Final answer
    x = 2,342,339.89

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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.