Home / 1,086,561.64-1,499,380-603,088.75

Finding the Fourth Proportional to 1,086,561.64, 1,499,380 and 603,088.75

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Solution

The fourth proportional to 1,086,561.64, 1,499,380 and 603,088.75 is: 832,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,561.64 : 1,499,380 = 603,088.75 : x
  2. Step 2: Convert to fraction form
    1,086,561.64/1,499,380 = 603,088.75/x
  3. Step 3: Cross multiply
    1,086,561.64x = 1,499,380 × 603,088.75
  4. Step 4: Simplify right side
    1,086,561.64x = 904,259,209,975
  5. Step 5: Solve for x
    x = 904,259,209,975/1,086,561.64
  6. Step 6: Final answer
    x = 832,220.81

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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.