Home / 3,081,538.46-4,252,367.48-1,686,069.89

Finding the Fourth Proportional to 3,081,538.46, 4,252,367.48 and 1,686,069.89

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Solution

The fourth proportional to 3,081,538.46, 4,252,367.48 and 1,686,069.89 is: 2,326,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,538.46 : 4,252,367.48 = 1,686,069.89 : x
  2. Step 2: Convert to fraction form
    3,081,538.46/4,252,367.48 = 1,686,069.89/x
  3. Step 3: Cross multiply
    3,081,538.46x = 4,252,367.48 × 1,686,069.89
  4. Step 4: Simplify right side
    3,081,538.46x = 7,169,788,754,397.08
  5. Step 5: Solve for x
    x = 7,169,788,754,397.08/3,081,538.46
  6. Step 6: Final answer
    x = 2,326,691.31

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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.