Home / 1,015,854.19-1,401,825.20-580,185.89

Finding the Fourth Proportional to 1,015,854.19, 1,401,825.20 and 580,185.89

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Solution

The fourth proportional to 1,015,854.19, 1,401,825.20 and 580,185.89 is: 800,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,854.19 : 1,401,825.20 = 580,185.89 : x
  2. Step 2: Convert to fraction form
    1,015,854.19/1,401,825.20 = 580,185.89/x
  3. Step 3: Cross multiply
    1,015,854.19x = 1,401,825.20 × 580,185.89
  4. Step 4: Simplify right side
    1,015,854.19x = 813,319,197,585.90
  5. Step 5: Solve for x
    x = 813,319,197,585.90/1,015,854.19
  6. Step 6: Final answer
    x = 800,625.92

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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.