Home / 2,027,712.61-2,798,052.02-1,211,753.85

Finding the Fourth Proportional to 2,027,712.61, 2,798,052.02 and 1,211,753.85

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Solution

The fourth proportional to 2,027,712.61, 2,798,052.02 and 1,211,753.85 is: 1,672,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,712.61 : 2,798,052.02 = 1,211,753.85 : x
  2. Step 2: Convert to fraction form
    2,027,712.61/2,798,052.02 = 1,211,753.85/x
  3. Step 3: Cross multiply
    2,027,712.61x = 2,798,052.02 × 1,211,753.85
  4. Step 4: Simplify right side
    2,027,712.61x = 3,390,550,287,686.25
  5. Step 5: Solve for x
    x = 3,390,550,287,686.25/2,027,712.61
  6. Step 6: Final answer
    x = 1,672,105.93

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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.