Home / 1,820,366.25-2,512,106.51-1,015,550.25

Finding the Fourth Proportional to 1,820,366.25, 2,512,106.51 and 1,015,550.25

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Solution

The fourth proportional to 1,820,366.25, 2,512,106.51 and 1,015,550.25 is: 1,401,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,366.25 : 2,512,106.51 = 1,015,550.25 : x
  2. Step 2: Convert to fraction form
    1,820,366.25/2,512,106.51 = 1,015,550.25/x
  3. Step 3: Cross multiply
    1,820,366.25x = 2,512,106.51 × 1,015,550.25
  4. Step 4: Simplify right side
    1,820,366.25x = 2,551,170,389,179.38
  5. Step 5: Solve for x
    x = 2,551,170,389,179.38/1,820,366.25
  6. Step 6: Final answer
    x = 1,401,459.95

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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.