Home / 2,015,581.28-2,781,501.60-1,110,163.28

Finding the Fourth Proportional to 2,015,581.28, 2,781,501.60 and 1,110,163.28

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Solution

The fourth proportional to 2,015,581.28, 2,781,501.60 and 1,110,163.28 is: 1,532,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,581.28 : 2,781,501.60 = 1,110,163.28 : x
  2. Step 2: Convert to fraction form
    2,015,581.28/2,781,501.60 = 1,110,163.28/x
  3. Step 3: Cross multiply
    2,015,581.28x = 2,781,501.60 × 1,110,163.28
  4. Step 4: Simplify right side
    2,015,581.28x = 3,087,920,939,581.25
  5. Step 5: Solve for x
    x = 3,087,920,939,581.25/2,015,581.28
  6. Step 6: Final answer
    x = 1,532,025.01

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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.