Home / 2,927,512.61-4,042,447.38-1,840,134.39

Finding the Fourth Proportional to 2,927,512.61, 4,042,447.38 and 1,840,134.39

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Solution

The fourth proportional to 2,927,512.61, 4,042,447.38 and 1,840,134.39 is: 2,540,944.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,512.61 : 4,042,447.38 = 1,840,134.39 : x
  2. Step 2: Convert to fraction form
    2,927,512.61/4,042,447.38 = 1,840,134.39/x
  3. Step 3: Cross multiply
    2,927,512.61x = 4,042,447.38 × 1,840,134.39
  4. Step 4: Simplify right side
    2,927,512.61x = 7,438,646,443,703.40
  5. Step 5: Solve for x
    x = 7,438,646,443,703.40/2,927,512.61
  6. Step 6: Final answer
    x = 2,540,944.29

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1.5x scale

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.