Home / 3,514,445.42-5,265,650.16-1,918,128.60

Finding the Fourth Proportional to 3,514,445.42, 5,265,650.16 and 1,918,128.60

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Solution

The fourth proportional to 3,514,445.42, 5,265,650.16 and 1,918,128.60 is: 2,873,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514,445.42 : 5,265,650.16 = 1,918,128.60 : x
  2. Step 2: Convert to fraction form
    3,514,445.42/5,265,650.16 = 1,918,128.60/x
  3. Step 3: Cross multiply
    3,514,445.42x = 5,265,650.16 × 1,918,128.60
  4. Step 4: Simplify right side
    3,514,445.42x = 10,100,194,169,490.58
  5. Step 5: Solve for x
    x = 10,100,194,169,490.58/3,514,445.42
  6. Step 6: Final answer
    x = 2,873,908.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.