Home / 4,078,908.18-6,121,057.51-1,920,550.59

Finding the Fourth Proportional to 4,078,908.18, 6,121,057.51 and 1,920,550.59

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Solution

The fourth proportional to 4,078,908.18, 6,121,057.51 and 1,920,550.59 is: 2,882,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,908.18 : 6,121,057.51 = 1,920,550.59 : x
  2. Step 2: Convert to fraction form
    4,078,908.18/6,121,057.51 = 1,920,550.59/x
  3. Step 3: Cross multiply
    4,078,908.18x = 6,121,057.51 × 1,920,550.59
  4. Step 4: Simplify right side
    4,078,908.18x = 11,755,800,581,649.14
  5. Step 5: Solve for x
    x = 11,755,800,581,649.14/4,078,908.18
  6. Step 6: Final answer
    x = 2,882,094.93

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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.