Home / 2,921,891.10-4,032,132.30-1,632,742.08

Finding the Fourth Proportional to 2,921,891.10, 4,032,132.30 and 1,632,742.08

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Solution

The fourth proportional to 2,921,891.10, 4,032,132.30 and 1,632,742.08 is: 2,253,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,891.10 : 4,032,132.30 = 1,632,742.08 : x
  2. Step 2: Convert to fraction form
    2,921,891.10/4,032,132.30 = 1,632,742.08/x
  3. Step 3: Cross multiply
    2,921,891.10x = 4,032,132.30 × 1,632,742.08
  4. Step 4: Simplify right side
    2,921,891.10x = 6,583,432,078,337.18
  5. Step 5: Solve for x
    x = 6,583,432,078,337.18/2,921,891.10
  6. Step 6: Final answer
    x = 2,253,140.81

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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.