Home / 1,072,366.40-1,479,901.92-613,556.48

Finding the Fourth Proportional to 1,072,366.40, 1,479,901.92 and 613,556.48

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Solution

The fourth proportional to 1,072,366.40, 1,479,901.92 and 613,556.48 is: 846,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,366.40 : 1,479,901.92 = 613,556.48 : x
  2. Step 2: Convert to fraction form
    1,072,366.40/1,479,901.92 = 613,556.48/x
  3. Step 3: Cross multiply
    1,072,366.40x = 1,479,901.92 × 613,556.48
  4. Step 4: Simplify right side
    1,072,366.40x = 908,003,412,780.44
  5. Step 5: Solve for x
    x = 908,003,412,780.44/1,072,366.40
  6. Step 6: Final answer
    x = 846,728.70

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1.5x scale

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.