Home / 2,921,871.90-4,032,105.87-1,632,722.88

Finding the Fourth Proportional to 2,921,871.90, 4,032,105.87 and 1,632,722.88

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Solution

The fourth proportional to 2,921,871.90, 4,032,105.87 and 1,632,722.88 is: 2,253,114.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,871.90 : 4,032,105.87 = 1,632,722.88 : x
  2. Step 2: Convert to fraction form
    2,921,871.90/4,032,105.87 = 1,632,722.88/x
  3. Step 3: Cross multiply
    2,921,871.90x = 4,032,105.87 × 1,632,722.88
  4. Step 4: Simplify right side
    2,921,871.90x = 6,583,311,480,207.16
  5. Step 5: Solve for x
    x = 6,583,311,480,207.16/2,921,871.90
  6. Step 6: Final answer
    x = 2,253,114.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.