Home / 880,146.39-1,213,409.32-752,456.46

Finding the Fourth Proportional to 880,146.39, 1,213,409.32 and 752,456.46

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Solution

The fourth proportional to 880,146.39, 1,213,409.32 and 752,456.46 is: 1,037,370.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,146.39 : 1,213,409.32 = 752,456.46 : x
  2. Step 2: Convert to fraction form
    880,146.39/1,213,409.32 = 752,456.46/x
  3. Step 3: Cross multiply
    880,146.39x = 1,213,409.32 × 752,456.46
  4. Step 4: Simplify right side
    880,146.39x = 913,037,681,458.21
  5. Step 5: Solve for x
    x = 913,037,681,458.21/880,146.39
  6. Step 6: Final answer
    x = 1,037,370.25

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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.