Home / 1,015,685.18-1,401,745.77-580,167.59

Finding the Fourth Proportional to 1,015,685.18, 1,401,745.77 and 580,167.59

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Solution

The fourth proportional to 1,015,685.18, 1,401,745.77 and 580,167.59 is: 800,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,685.18 : 1,401,745.77 = 580,167.59 : x
  2. Step 2: Convert to fraction form
    1,015,685.18/1,401,745.77 = 580,167.59/x
  3. Step 3: Cross multiply
    1,015,685.18x = 1,401,745.77 × 580,167.59
  4. Step 4: Simplify right side
    1,015,685.18x = 813,247,465,173.59
  5. Step 5: Solve for x
    x = 813,247,465,173.59/1,015,685.18
  6. Step 6: Final answer
    x = 800,688.52

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Double scale
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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.