Home / 1,652,130.78-2,279,979.78-927,032.13

Finding the Fourth Proportional to 1,652,130.78, 2,279,979.78 and 927,032.13

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Solution

The fourth proportional to 1,652,130.78, 2,279,979.78 and 927,032.13 is: 1,279,326.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,130.78 : 2,279,979.78 = 927,032.13 : x
  2. Step 2: Convert to fraction form
    1,652,130.78/2,279,979.78 = 927,032.13/x
  3. Step 3: Cross multiply
    1,652,130.78x = 2,279,979.78 × 927,032.13
  4. Step 4: Simplify right side
    1,652,130.78x = 2,113,614,511,810.33
  5. Step 5: Solve for x
    x = 2,113,614,511,810.33/1,652,130.78
  6. Step 6: Final answer
    x = 1,279,326.39

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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.