Home / 1,129,850.88-1,559,188.86-613,601.16

Finding the Fourth Proportional to 1,129,850.88, 1,559,188.86 and 613,601.16

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Solution

The fourth proportional to 1,129,850.88, 1,559,188.86 and 613,601.16 is: 846,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,850.88 : 1,559,188.86 = 613,601.16 : x
  2. Step 2: Convert to fraction form
    1,129,850.88/1,559,188.86 = 613,601.16/x
  3. Step 3: Cross multiply
    1,129,850.88x = 1,559,188.86 × 613,601.16
  4. Step 4: Simplify right side
    1,129,850.88x = 956,720,093,155.08
  5. Step 5: Solve for x
    x = 956,720,093,155.08/1,129,850.88
  6. Step 6: Final answer
    x = 846,766.69

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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.