Home / 3,557,709.92-4,909,641.18-1,926,117.20

Finding the Fourth Proportional to 3,557,709.92, 4,909,641.18 and 1,926,117.20

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Solution

The fourth proportional to 3,557,709.92, 4,909,641.18 and 1,926,117.20 is: 2,658,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,709.92 : 4,909,641.18 = 1,926,117.20 : x
  2. Step 2: Convert to fraction form
    3,557,709.92/4,909,641.18 = 1,926,117.20/x
  3. Step 3: Cross multiply
    3,557,709.92x = 4,909,641.18 × 1,926,117.20
  4. Step 4: Simplify right side
    3,557,709.92x = 9,456,544,322,626.30
  5. Step 5: Solve for x
    x = 9,456,544,322,626.30/3,557,709.92
  6. Step 6: Final answer
    x = 2,658,042.54

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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.