Home / 1,409,720.91-1,944,951.80-797,812.89

Finding the Fourth Proportional to 1,409,720.91, 1,944,951.80 and 797,812.89

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Solution

The fourth proportional to 1,409,720.91, 1,944,951.80 and 797,812.89 is: 1,100,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,720.91 : 1,944,951.80 = 797,812.89 : x
  2. Step 2: Convert to fraction form
    1,409,720.91/1,944,951.80 = 797,812.89/x
  3. Step 3: Cross multiply
    1,409,720.91x = 1,944,951.80 × 797,812.89
  4. Step 4: Simplify right side
    1,409,720.91x = 1,551,707,612,479.64
  5. Step 5: Solve for x
    x = 1,551,707,612,479.64/1,409,720.91
  6. Step 6: Final answer
    x = 1,100,719.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.