Home / 3,456,714.78-4,769,554.43-1,986,339.39

Finding the Fourth Proportional to 3,456,714.78, 4,769,554.43 and 1,986,339.39

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Solution

The fourth proportional to 3,456,714.78, 4,769,554.43 and 1,986,339.39 is: 2,740,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,714.78 : 4,769,554.43 = 1,986,339.39 : x
  2. Step 2: Convert to fraction form
    3,456,714.78/4,769,554.43 = 1,986,339.39/x
  3. Step 3: Cross multiply
    3,456,714.78x = 4,769,554.43 × 1,986,339.39
  4. Step 4: Simplify right side
    3,456,714.78x = 9,473,953,827,126.30
  5. Step 5: Solve for x
    x = 9,473,953,827,126.30/3,456,714.78
  6. Step 6: Final answer
    x = 2,740,739.24

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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.