Home / 3,886,780.04-5,363,775-2,144,449.32

Finding the Fourth Proportional to 3,886,780.04, 5,363,775 and 2,144,449.32

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Solution

The fourth proportional to 3,886,780.04, 5,363,775 and 2,144,449.32 is: 2,959,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,780.04 : 5,363,775 = 2,144,449.32 : x
  2. Step 2: Convert to fraction form
    3,886,780.04/5,363,775 = 2,144,449.32/x
  3. Step 3: Cross multiply
    3,886,780.04x = 5,363,775 × 2,144,449.32
  4. Step 4: Simplify right side
    3,886,780.04x = 11,502,343,641,325.92
  5. Step 5: Solve for x
    x = 11,502,343,641,325.92/3,886,780.04
  6. Step 6: Final answer
    x = 2,959,350.29

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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.