Home / 2,016,478.80-2,782,705.56-1,098,715.54

Finding the Fourth Proportional to 2,016,478.80, 2,782,705.56 and 1,098,715.54

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Solution

The fourth proportional to 2,016,478.80, 2,782,705.56 and 1,098,715.54 is: 1,516,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,478.80 : 2,782,705.56 = 1,098,715.54 : x
  2. Step 2: Convert to fraction form
    2,016,478.80/2,782,705.56 = 1,098,715.54/x
  3. Step 3: Cross multiply
    2,016,478.80x = 2,782,705.56 × 1,098,715.54
  4. Step 4: Simplify right side
    2,016,478.80x = 3,057,401,845,427.44
  5. Step 5: Solve for x
    x = 3,057,401,845,427.44/2,016,478.80
  6. Step 6: Final answer
    x = 1,516,208.28

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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.