Home / 1,140,561.32-1,573,867.77-681,584.51

Finding the Fourth Proportional to 1,140,561.32, 1,573,867.77 and 681,584.51

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Solution

The fourth proportional to 1,140,561.32, 1,573,867.77 and 681,584.51 is: 940,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,561.32 : 1,573,867.77 = 681,584.51 : x
  2. Step 2: Convert to fraction form
    1,140,561.32/1,573,867.77 = 681,584.51/x
  3. Step 3: Cross multiply
    1,140,561.32x = 1,573,867.77 × 681,584.51
  4. Step 4: Simplify right side
    1,140,561.32x = 1,072,723,892,820.24
  5. Step 5: Solve for x
    x = 1,072,723,892,820.24/1,140,561.32
  6. Step 6: Final answer
    x = 940,522.77

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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.