Home / 3,886,476.82-5,363,308.04-2,144,219.63

Finding the Fourth Proportional to 3,886,476.82, 5,363,308.04 and 2,144,219.63

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Solution

The fourth proportional to 3,886,476.82, 5,363,308.04 and 2,144,219.63 is: 2,959,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,476.82 : 5,363,308.04 = 2,144,219.63 : x
  2. Step 2: Convert to fraction form
    3,886,476.82/5,363,308.04 = 2,144,219.63/x
  3. Step 3: Cross multiply
    3,886,476.82x = 5,363,308.04 × 2,144,219.63
  4. Step 4: Simplify right side
    3,886,476.82x = 11,500,110,343,567.19
  5. Step 5: Solve for x
    x = 11,500,110,343,567.19/3,886,476.82
  6. Step 6: Final answer
    x = 2,959,006.55

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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.