Home / 1,795,939.91-2,478,454.91-1,021,550.90

Finding the Fourth Proportional to 1,795,939.91, 2,478,454.91 and 1,021,550.90

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Solution

The fourth proportional to 1,795,939.91, 2,478,454.91 and 1,021,550.90 is: 1,409,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,939.91 : 2,478,454.91 = 1,021,550.90 : x
  2. Step 2: Convert to fraction form
    1,795,939.91/2,478,454.91 = 1,021,550.90/x
  3. Step 3: Cross multiply
    1,795,939.91x = 2,478,454.91 × 1,021,550.90
  4. Step 4: Simplify right side
    1,795,939.91x = 2,531,867,841,366.04
  5. Step 5: Solve for x
    x = 2,531,867,841,366.04/1,795,939.91
  6. Step 6: Final answer
    x = 1,409,773.14

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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.