Home / 3,886,699.86-5,363,619.93-2,144,458.98

Finding the Fourth Proportional to 3,886,699.86, 5,363,619.93 and 2,144,458.98

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Solution

The fourth proportional to 3,886,699.86, 5,363,619.93 and 2,144,458.98 is: 2,959,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,699.86 : 5,363,619.93 = 2,144,458.98 : x
  2. Step 2: Convert to fraction form
    3,886,699.86/5,363,619.93 = 2,144,458.98/x
  3. Step 3: Cross multiply
    3,886,699.86x = 5,363,619.93 × 2,144,458.98
  4. Step 4: Simplify right side
    3,886,699.86x = 11,502,062,924,195.47
  5. Step 5: Solve for x
    x = 11,502,062,924,195.47/3,886,699.86
  6. Step 6: Final answer
    x = 2,959,339.12

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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.