Home / 3,428,976.99-5,139,864.99-1,153,711.53

Finding the Fourth Proportional to 3,428,976.99, 5,139,864.99 and 1,153,711.53

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Solution

The fourth proportional to 3,428,976.99, 5,139,864.99 and 1,153,711.53 is: 1,729,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,976.99 : 5,139,864.99 = 1,153,711.53 : x
  2. Step 2: Convert to fraction form
    3,428,976.99/5,139,864.99 = 1,153,711.53/x
  3. Step 3: Cross multiply
    3,428,976.99x = 5,139,864.99 × 1,153,711.53
  4. Step 4: Simplify right side
    3,428,976.99x = 5,929,921,501,606.34
  5. Step 5: Solve for x
    x = 5,929,921,501,606.34/3,428,976.99
  6. Step 6: Final answer
    x = 1,729,355.87

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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.