Home / 1,921,057.32-2,650,833.54-1,061,566.32

Finding the Fourth Proportional to 1,921,057.32, 2,650,833.54 and 1,061,566.32

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Solution

The fourth proportional to 1,921,057.32, 2,650,833.54 and 1,061,566.32 is: 1,464,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,057.32 : 2,650,833.54 = 1,061,566.32 : x
  2. Step 2: Convert to fraction form
    1,921,057.32/2,650,833.54 = 1,061,566.32/x
  3. Step 3: Cross multiply
    1,921,057.32x = 2,650,833.54 × 1,061,566.32
  4. Step 4: Simplify right side
    1,921,057.32x = 2,814,035,605,990.37
  5. Step 5: Solve for x
    x = 2,814,035,605,990.37/1,921,057.32
  6. Step 6: Final answer
    x = 1,464,836.88

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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.