Home / 2,428,872.68-3,352,128.60-2,020,253.60

Finding the Fourth Proportional to 2,428,872.68, 3,352,128.60 and 2,020,253.60

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Solution

The fourth proportional to 2,428,872.68, 3,352,128.60 and 2,020,253.60 is: 2,788,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,872.68 : 3,352,128.60 = 2,020,253.60 : x
  2. Step 2: Convert to fraction form
    2,428,872.68/3,352,128.60 = 2,020,253.60/x
  3. Step 3: Cross multiply
    2,428,872.68x = 3,352,128.60 × 2,020,253.60
  4. Step 4: Simplify right side
    2,428,872.68x = 6,772,149,871,812.96
  5. Step 5: Solve for x
    x = 6,772,149,871,812.96/2,428,872.68
  6. Step 6: Final answer
    x = 2,788,186.44

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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.