Home / 2,557,851.31-3,528,996.51-1,822,921.35

Finding the Fourth Proportional to 2,557,851.31, 3,528,996.51 and 1,822,921.35

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Solution

The fourth proportional to 2,557,851.31, 3,528,996.51 and 1,822,921.35 is: 2,515,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,851.31 : 3,528,996.51 = 1,822,921.35 : x
  2. Step 2: Convert to fraction form
    2,557,851.31/3,528,996.51 = 1,822,921.35/x
  3. Step 3: Cross multiply
    2,557,851.31x = 3,528,996.51 × 1,822,921.35
  4. Step 4: Simplify right side
    2,557,851.31x = 6,433,083,085,353.38
  5. Step 5: Solve for x
    x = 6,433,083,085,353.38/2,557,851.31
  6. Step 6: Final answer
    x = 2,515,034.03

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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.