Home / 2,868,947.08-3,959,146.97-1,579,784.39

Finding the Fourth Proportional to 2,868,947.08, 3,959,146.97 and 1,579,784.39

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Solution

The fourth proportional to 2,868,947.08, 3,959,146.97 and 1,579,784.39 is: 2,180,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,947.08 : 3,959,146.97 = 1,579,784.39 : x
  2. Step 2: Convert to fraction form
    2,868,947.08/3,959,146.97 = 1,579,784.39/x
  3. Step 3: Cross multiply
    2,868,947.08x = 3,959,146.97 × 1,579,784.39
  4. Step 4: Simplify right side
    2,868,947.08x = 6,254,598,580,921.80
  5. Step 5: Solve for x
    x = 6,254,598,580,921.80/2,868,947.08
  6. Step 6: Final answer
    x = 2,180,102.46

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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.