Home / 3,721,045.87-5,134,692.33-2,089,134.51

Finding the Fourth Proportional to 3,721,045.87, 5,134,692.33 and 2,089,134.51

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Solution

The fourth proportional to 3,721,045.87, 5,134,692.33 and 2,089,134.51 is: 2,882,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,045.87 : 5,134,692.33 = 2,089,134.51 : x
  2. Step 2: Convert to fraction form
    3,721,045.87/5,134,692.33 = 2,089,134.51/x
  3. Step 3: Cross multiply
    3,721,045.87x = 5,134,692.33 × 2,089,134.51
  4. Step 4: Simplify right side
    3,721,045.87x = 10,727,062,944,835.31
  5. Step 5: Solve for x
    x = 10,727,062,944,835.31/3,721,045.87
  6. Step 6: Final answer
    x = 2,882,808.58

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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.