Home / 2,921,871.71-4,032,105.60-1,632,722.69

Finding the Fourth Proportional to 2,921,871.71, 4,032,105.60 and 1,632,722.69

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Solution

The fourth proportional to 2,921,871.71, 4,032,105.60 and 1,632,722.69 is: 2,253,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,871.71 : 4,032,105.60 = 1,632,722.69 : x
  2. Step 2: Convert to fraction form
    2,921,871.71/4,032,105.60 = 1,632,722.69/x
  3. Step 3: Cross multiply
    2,921,871.71x = 4,032,105.60 × 1,632,722.69
  4. Step 4: Simplify right side
    2,921,871.71x = 6,583,310,281,435.54
  5. Step 5: Solve for x
    x = 6,583,310,281,435.54/2,921,871.71
  6. Step 6: Final answer
    x = 2,253,114.08

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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.