Home / 1,769,684-2,654,536.08-439,988

Finding the Fourth Proportional to 1,769,684, 2,654,536.08 and 439,988

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Solution

The fourth proportional to 1,769,684, 2,654,536.08 and 439,988 is: 659,984.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,684 : 2,654,536.08 = 439,988 : x
  2. Step 2: Convert to fraction form
    1,769,684/2,654,536.08 = 439,988/x
  3. Step 3: Cross multiply
    1,769,684x = 2,654,536.08 × 439,988
  4. Step 4: Simplify right side
    1,769,684x = 1,167,964,020,767.04
  5. Step 5: Solve for x
    x = 1,167,964,020,767.04/1,769,684
  6. Step 6: Final answer
    x = 659,984.51

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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.