Home / 2,015,609.88-2,781,541.44-1,110,191.88

Finding the Fourth Proportional to 2,015,609.88, 2,781,541.44 and 1,110,191.88

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Solution

The fourth proportional to 2,015,609.88, 2,781,541.44 and 1,110,191.88 is: 1,532,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,609.88 : 2,781,541.44 = 1,110,191.88 : x
  2. Step 2: Convert to fraction form
    2,015,609.88/2,781,541.44 = 1,110,191.88/x
  3. Step 3: Cross multiply
    2,015,609.88x = 2,781,541.44 × 1,110,191.88
  4. Step 4: Simplify right side
    2,015,609.88x = 3,088,044,720,571.51
  5. Step 5: Solve for x
    x = 3,088,044,720,571.51/2,015,609.88
  6. Step 6: Final answer
    x = 1,532,064.69

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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.