Home / 1,465,504.12-2,022,373.51-820,947.38

Finding the Fourth Proportional to 1,465,504.12, 2,022,373.51 and 820,947.38

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Solution

The fourth proportional to 1,465,504.12, 2,022,373.51 and 820,947.38 is: 1,132,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,504.12 : 2,022,373.51 = 820,947.38 : x
  2. Step 2: Convert to fraction form
    1,465,504.12/2,022,373.51 = 820,947.38/x
  3. Step 3: Cross multiply
    1,465,504.12x = 2,022,373.51 × 820,947.38
  4. Step 4: Simplify right side
    1,465,504.12x = 1,660,262,234,415.90
  5. Step 5: Solve for x
    x = 1,660,262,234,415.90/1,465,504.12
  6. Step 6: Final answer
    x = 1,132,894.96

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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.