Home / 3,900,854.96-5,849,178.56-1,769,776.32

Finding the Fourth Proportional to 3,900,854.96, 5,849,178.56 and 1,769,776.32

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Solution

The fourth proportional to 3,900,854.96, 5,849,178.56 and 1,769,776.32 is: 2,653,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,854.96 : 5,849,178.56 = 1,769,776.32 : x
  2. Step 2: Convert to fraction form
    3,900,854.96/5,849,178.56 = 1,769,776.32/x
  3. Step 3: Cross multiply
    3,900,854.96x = 5,849,178.56 × 1,769,776.32
  4. Step 4: Simplify right side
    3,900,854.96x = 10,351,737,706,939.70
  5. Step 5: Solve for x
    x = 10,351,737,706,939.70/3,900,854.96
  6. Step 6: Final answer
    x = 2,653,709.97

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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.