Home / 2,975,949.40-4,107,131.24-1,686,651.39

Finding the Fourth Proportional to 2,975,949.40, 4,107,131.24 and 1,686,651.39

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Solution

The fourth proportional to 2,975,949.40, 4,107,131.24 and 1,686,651.39 is: 2,327,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,949.40 : 4,107,131.24 = 1,686,651.39 : x
  2. Step 2: Convert to fraction form
    2,975,949.40/4,107,131.24 = 1,686,651.39/x
  3. Step 3: Cross multiply
    2,975,949.40x = 4,107,131.24 × 1,686,651.39
  4. Step 4: Simplify right side
    2,975,949.40x = 6,927,298,598,539.40
  5. Step 5: Solve for x
    x = 6,927,298,598,539.40/2,975,949.40
  6. Step 6: Final answer
    x = 2,327,760.89

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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.