Home / 2,220,336.16-3,064,002.16-1,240,249.12

Finding the Fourth Proportional to 2,220,336.16, 3,064,002.16 and 1,240,249.12

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Solution

The fourth proportional to 2,220,336.16, 3,064,002.16 and 1,240,249.12 is: 1,711,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,336.16 : 3,064,002.16 = 1,240,249.12 : x
  2. Step 2: Convert to fraction form
    2,220,336.16/3,064,002.16 = 1,240,249.12/x
  3. Step 3: Cross multiply
    2,220,336.16x = 3,064,002.16 × 1,240,249.12
  4. Step 4: Simplify right side
    2,220,336.16x = 3,800,125,982,618.10
  5. Step 5: Solve for x
    x = 3,800,125,982,618.10/2,220,336.16
  6. Step 6: Final answer
    x = 1,711,509.30

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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.