Home / 1,878,469.92-2,817,695.16-458,533.44

Finding the Fourth Proportional to 1,878,469.92, 2,817,695.16 and 458,533.44

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Solution

The fourth proportional to 1,878,469.92, 2,817,695.16 and 458,533.44 is: 687,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,469.92 : 2,817,695.16 = 458,533.44 : x
  2. Step 2: Convert to fraction form
    1,878,469.92/2,817,695.16 = 458,533.44/x
  3. Step 3: Cross multiply
    1,878,469.92x = 2,817,695.16 × 458,533.44
  4. Step 4: Simplify right side
    1,878,469.92x = 1,292,007,454,586.15
  5. Step 5: Solve for x
    x = 1,292,007,454,586.15/1,878,469.92
  6. Step 6: Final answer
    x = 687,797.79

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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.