Home / 2,126,552.32-3,189,393.37-609,828.94

Finding the Fourth Proportional to 2,126,552.32, 3,189,393.37 and 609,828.94

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Solution

The fourth proportional to 2,126,552.32, 3,189,393.37 and 609,828.94 is: 914,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,552.32 : 3,189,393.37 = 609,828.94 : x
  2. Step 2: Convert to fraction form
    2,126,552.32/3,189,393.37 = 609,828.94/x
  3. Step 3: Cross multiply
    2,126,552.32x = 3,189,393.37 × 609,828.94
  4. Step 4: Simplify right side
    2,126,552.32x = 1,944,984,378,070.13
  5. Step 5: Solve for x
    x = 1,944,984,378,070.13/2,126,552.32
  6. Step 6: Final answer
    x = 914,618.63

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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.