Home / 1,979,747.56-2,732,014.02-1,205,096.68

Finding the Fourth Proportional to 1,979,747.56, 2,732,014.02 and 1,205,096.68

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Solution

The fourth proportional to 1,979,747.56, 2,732,014.02 and 1,205,096.68 is: 1,663,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,747.56 : 2,732,014.02 = 1,205,096.68 : x
  2. Step 2: Convert to fraction form
    1,979,747.56/2,732,014.02 = 1,205,096.68/x
  3. Step 3: Cross multiply
    1,979,747.56x = 2,732,014.02 × 1,205,096.68
  4. Step 4: Simplify right side
    1,979,747.56x = 3,292,341,025,215.45
  5. Step 5: Solve for x
    x = 3,292,341,025,215.45/1,979,747.56
  6. Step 6: Final answer
    x = 1,663,010.52

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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.