Home / 1,015,572.60-1,401,639.39-585,768.78

Finding the Fourth Proportional to 1,015,572.60, 1,401,639.39 and 585,768.78

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Solution

The fourth proportional to 1,015,572.60, 1,401,639.39 and 585,768.78 is: 808,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,572.60 : 1,401,639.39 = 585,768.78 : x
  2. Step 2: Convert to fraction form
    1,015,572.60/1,401,639.39 = 585,768.78/x
  3. Step 3: Cross multiply
    1,015,572.60x = 1,401,639.39 × 585,768.78
  4. Step 4: Simplify right side
    1,015,572.60x = 821,036,595,480.24
  5. Step 5: Solve for x
    x = 821,036,595,480.24/1,015,572.60
  6. Step 6: Final answer
    x = 808,446.97

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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.