Home / 1,418,386.64-1,957,179.72-814,774.48

Finding the Fourth Proportional to 1,418,386.64, 1,957,179.72 and 814,774.48

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Solution

The fourth proportional to 1,418,386.64, 1,957,179.72 and 814,774.48 is: 1,124,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,386.64 : 1,957,179.72 = 814,774.48 : x
  2. Step 2: Convert to fraction form
    1,418,386.64/1,957,179.72 = 814,774.48/x
  3. Step 3: Cross multiply
    1,418,386.64x = 1,957,179.72 × 814,774.48
  4. Step 4: Simplify right side
    1,418,386.64x = 1,594,660,088,629.55
  5. Step 5: Solve for x
    x = 1,594,660,088,629.55/1,418,386.64
  6. Step 6: Final answer
    x = 1,124,277.43

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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.