Home / 1,418,005.59-1,957,013.16-806,250.02

Finding the Fourth Proportional to 1,418,005.59, 1,957,013.16 and 806,250.02

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Solution

The fourth proportional to 1,418,005.59, 1,957,013.16 and 806,250.02 is: 1,112,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,005.59 : 1,957,013.16 = 806,250.02 : x
  2. Step 2: Convert to fraction form
    1,418,005.59/1,957,013.16 = 806,250.02/x
  3. Step 3: Cross multiply
    1,418,005.59x = 1,957,013.16 × 806,250.02
  4. Step 4: Simplify right side
    1,418,005.59x = 1,577,841,899,390.26
  5. Step 5: Solve for x
    x = 1,577,841,899,390.26/1,418,005.59
  6. Step 6: Final answer
    x = 1,112,719.10

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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.