Home / 2,872,098.39-3,963,651.65-1,648,394.13

Finding the Fourth Proportional to 2,872,098.39, 3,963,651.65 and 1,648,394.13

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Solution

The fourth proportional to 2,872,098.39, 3,963,651.65 and 1,648,394.13 is: 2,274,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,098.39 : 3,963,651.65 = 1,648,394.13 : x
  2. Step 2: Convert to fraction form
    2,872,098.39/3,963,651.65 = 1,648,394.13/x
  3. Step 3: Cross multiply
    2,872,098.39x = 3,963,651.65 × 1,648,394.13
  4. Step 4: Simplify right side
    2,872,098.39x = 6,533,660,104,982.84
  5. Step 5: Solve for x
    x = 6,533,660,104,982.84/2,872,098.39
  6. Step 6: Final answer
    x = 2,274,873.36

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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.