Home / 2,454,698.28-3,385,738.64-1,638,490.44

Finding the Fourth Proportional to 2,454,698.28, 3,385,738.64 and 1,638,490.44

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Solution

The fourth proportional to 2,454,698.28, 3,385,738.64 and 1,638,490.44 is: 2,259,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454,698.28 : 3,385,738.64 = 1,638,490.44 : x
  2. Step 2: Convert to fraction form
    2,454,698.28/3,385,738.64 = 1,638,490.44/x
  3. Step 3: Cross multiply
    2,454,698.28x = 3,385,738.64 × 1,638,490.44
  4. Step 4: Simplify right side
    2,454,698.28x = 5,547,500,393,978.60
  5. Step 5: Solve for x
    x = 5,547,500,393,978.60/2,454,698.28
  6. Step 6: Final answer
    x = 2,259,952.04

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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.