Home / 2,917,947.78-4,027,109.49-2,427,051.24

Finding the Fourth Proportional to 2,917,947.78, 4,027,109.49 and 2,427,051.24

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Solution

The fourth proportional to 2,917,947.78, 4,027,109.49 and 2,427,051.24 is: 3,349,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,947.78 : 4,027,109.49 = 2,427,051.24 : x
  2. Step 2: Convert to fraction form
    2,917,947.78/4,027,109.49 = 2,427,051.24/x
  3. Step 3: Cross multiply
    2,917,947.78x = 4,027,109.49 × 2,427,051.24
  4. Step 4: Simplify right side
    2,917,947.78x = 9,774,001,081,320.27
  5. Step 5: Solve for x
    x = 9,774,001,081,320.27/2,917,947.78
  6. Step 6: Final answer
    x = 3,349,614.80

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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.