Home / 2,111,520.12-2,913,212.70-1,193,660.52

Finding the Fourth Proportional to 2,111,520.12, 2,913,212.70 and 1,193,660.52

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Solution

The fourth proportional to 2,111,520.12, 2,913,212.70 and 1,193,660.52 is: 1,646,864.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,520.12 : 2,913,212.70 = 1,193,660.52 : x
  2. Step 2: Convert to fraction form
    2,111,520.12/2,913,212.70 = 1,193,660.52/x
  3. Step 3: Cross multiply
    2,111,520.12x = 2,913,212.70 × 1,193,660.52
  4. Step 4: Simplify right side
    2,111,520.12x = 3,477,386,986,352.60
  5. Step 5: Solve for x
    x = 3,477,386,986,352.60/2,111,520.12
  6. Step 6: Final answer
    x = 1,646,864.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.