Home / 1,544,208.80-2,318,386.80-985,719.20

Finding the Fourth Proportional to 1,544,208.80, 2,318,386.80 and 985,719.20

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Solution

The fourth proportional to 1,544,208.80, 2,318,386.80 and 985,719.20 is: 1,479,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,208.80 : 2,318,386.80 = 985,719.20 : x
  2. Step 2: Convert to fraction form
    1,544,208.80/2,318,386.80 = 985,719.20/x
  3. Step 3: Cross multiply
    1,544,208.80x = 2,318,386.80 × 985,719.20
  4. Step 4: Simplify right side
    1,544,208.80x = 2,285,278,381,786.56
  5. Step 5: Solve for x
    x = 2,285,278,381,786.56/1,544,208.80
  6. Step 6: Final answer
    x = 1,479,902.45

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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.