Home / 3,148,139.82-4,722,357.36-1,018,390.02

Finding the Fourth Proportional to 3,148,139.82, 4,722,357.36 and 1,018,390.02

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Solution

The fourth proportional to 3,148,139.82, 4,722,357.36 and 1,018,390.02 is: 1,527,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,139.82 : 4,722,357.36 = 1,018,390.02 : x
  2. Step 2: Convert to fraction form
    3,148,139.82/4,722,357.36 = 1,018,390.02/x
  3. Step 3: Cross multiply
    3,148,139.82x = 4,722,357.36 × 1,018,390.02
  4. Step 4: Simplify right side
    3,148,139.82x = 4,809,201,586,679.23
  5. Step 5: Solve for x
    x = 4,809,201,586,679.23/3,148,139.82
  6. Step 6: Final answer
    x = 1,527,632.78

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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.