Home / 3,838,948.80-5,760,410.40-1,566,139.20

Finding the Fourth Proportional to 3,838,948.80, 5,760,410.40 and 1,566,139.20

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Solution

The fourth proportional to 3,838,948.80, 5,760,410.40 and 1,566,139.20 is: 2,350,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,948.80 : 5,760,410.40 = 1,566,139.20 : x
  2. Step 2: Convert to fraction form
    3,838,948.80/5,760,410.40 = 1,566,139.20/x
  3. Step 3: Cross multiply
    3,838,948.80x = 5,760,410.40 × 1,566,139.20
  4. Step 4: Simplify right side
    3,838,948.80x = 9,021,604,535,527.68
  5. Step 5: Solve for x
    x = 9,021,604,535,527.68/3,838,948.80
  6. Step 6: Final answer
    x = 2,350,019.50

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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.