Home / 2,680,547.16-4,015,046.82-1,258,472.28

Finding the Fourth Proportional to 2,680,547.16, 4,015,046.82 and 1,258,472.28

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Solution

The fourth proportional to 2,680,547.16, 4,015,046.82 and 1,258,472.28 is: 1,884,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,547.16 : 4,015,046.82 = 1,258,472.28 : x
  2. Step 2: Convert to fraction form
    2,680,547.16/4,015,046.82 = 1,258,472.28/x
  3. Step 3: Cross multiply
    2,680,547.16x = 4,015,046.82 × 1,258,472.28
  4. Step 4: Simplify right side
    2,680,547.16x = 5,052,825,125,872.15
  5. Step 5: Solve for x
    x = 5,052,825,125,872.15/2,680,547.16
  6. Step 6: Final answer
    x = 1,884,997.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.