Home / 2,221,641.76-3,065,864.88-1,203,046.24

Finding the Fourth Proportional to 2,221,641.76, 3,065,864.88 and 1,203,046.24

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Solution

The fourth proportional to 2,221,641.76, 3,065,864.88 and 1,203,046.24 is: 1,660,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,641.76 : 3,065,864.88 = 1,203,046.24 : x
  2. Step 2: Convert to fraction form
    2,221,641.76/3,065,864.88 = 1,203,046.24/x
  3. Step 3: Cross multiply
    2,221,641.76x = 3,065,864.88 × 1,203,046.24
  4. Step 4: Simplify right side
    2,221,641.76x = 3,688,377,216,232.05
  5. Step 5: Solve for x
    x = 3,688,377,216,232.05/2,221,641.76
  6. Step 6: Final answer
    x = 1,660,203.41

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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.