Home / 2,125,618-2,934,400.09-1,472,739.10

Finding the Fourth Proportional to 2,125,618, 2,934,400.09 and 1,472,739.10

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Solution

The fourth proportional to 2,125,618, 2,934,400.09 and 1,472,739.10 is: 2,033,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,618 : 2,934,400.09 = 1,472,739.10 : x
  2. Step 2: Convert to fraction form
    2,125,618/2,934,400.09 = 1,472,739.10/x
  3. Step 3: Cross multiply
    2,125,618x = 2,934,400.09 × 1,472,739.10
  4. Step 4: Simplify right side
    2,125,618x = 4,321,605,747,586.52
  5. Step 5: Solve for x
    x = 4,321,605,747,586.52/2,125,618
  6. Step 6: Final answer
    x = 2,033,105.55

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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.