Home / 2,252,671.08-3,108,670.02-1,220,155.56

Finding the Fourth Proportional to 2,252,671.08, 3,108,670.02 and 1,220,155.56

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Solution

The fourth proportional to 2,252,671.08, 3,108,670.02 and 1,220,155.56 is: 1,683,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,671.08 : 3,108,670.02 = 1,220,155.56 : x
  2. Step 2: Convert to fraction form
    2,252,671.08/3,108,670.02 = 1,220,155.56/x
  3. Step 3: Cross multiply
    2,252,671.08x = 3,108,670.02 × 1,220,155.56
  4. Step 4: Simplify right side
    2,252,671.08x = 3,793,061,009,108.31
  5. Step 5: Solve for x
    x = 3,793,061,009,108.31/2,252,671.08
  6. Step 6: Final answer
    x = 1,683,805.97

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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.