Home / 2,217,648.16-3,323,644.08-1,080,681.76

Finding the Fourth Proportional to 2,217,648.16, 3,323,644.08 and 1,080,681.76

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Solution

The fourth proportional to 2,217,648.16, 3,323,644.08 and 1,080,681.76 is: 1,619,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,648.16 : 3,323,644.08 = 1,080,681.76 : x
  2. Step 2: Convert to fraction form
    2,217,648.16/3,323,644.08 = 1,080,681.76/x
  3. Step 3: Cross multiply
    2,217,648.16x = 3,323,644.08 × 1,080,681.76
  4. Step 4: Simplify right side
    2,217,648.16x = 3,591,801,533,987.98
  5. Step 5: Solve for x
    x = 3,591,801,533,987.98/2,217,648.16
  6. Step 6: Final answer
    x = 1,619,644.45

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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.