Home / 1,239,741.79-1,859,367.66-340,951.48

Finding the Fourth Proportional to 1,239,741.79, 1,859,367.66 and 340,951.48

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Solution

The fourth proportional to 1,239,741.79, 1,859,367.66 and 340,951.48 is: 511,359.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,741.79 : 1,859,367.66 = 340,951.48 : x
  2. Step 2: Convert to fraction form
    1,239,741.79/1,859,367.66 = 340,951.48/x
  3. Step 3: Cross multiply
    1,239,741.79x = 1,859,367.66 × 340,951.48
  4. Step 4: Simplify right side
    1,239,741.79x = 633,954,155,541.14
  5. Step 5: Solve for x
    x = 633,954,155,541.14/1,239,741.79
  6. Step 6: Final answer
    x = 511,359.83

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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.