Home / 1,015,280.28-1,400,716.08-607,393.85

Finding the Fourth Proportional to 1,015,280.28, 1,400,716.08 and 607,393.85

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Solution

The fourth proportional to 1,015,280.28, 1,400,716.08 and 607,393.85 is: 837,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,280.28 : 1,400,716.08 = 607,393.85 : x
  2. Step 2: Convert to fraction form
    1,015,280.28/1,400,716.08 = 607,393.85/x
  3. Step 3: Cross multiply
    1,015,280.28x = 1,400,716.08 × 607,393.85
  4. Step 4: Simplify right side
    1,015,280.28x = 850,786,325,584.53
  5. Step 5: Solve for x
    x = 850,786,325,584.53/1,015,280.28
  6. Step 6: Final answer
    x = 837,981.73

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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.