Home / 1,611,778.21-2,417,667.29-474,540.59

Finding the Fourth Proportional to 1,611,778.21, 2,417,667.29 and 474,540.59

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Solution

The fourth proportional to 1,611,778.21, 2,417,667.29 and 474,540.59 is: 711,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,778.21 : 2,417,667.29 = 474,540.59 : x
  2. Step 2: Convert to fraction form
    1,611,778.21/2,417,667.29 = 474,540.59/x
  3. Step 3: Cross multiply
    1,611,778.21x = 2,417,667.29 × 474,540.59
  4. Step 4: Simplify right side
    1,611,778.21x = 1,147,281,270,340.58
  5. Step 5: Solve for x
    x = 1,147,281,270,340.58/1,611,778.21
  6. Step 6: Final answer
    x = 711,810.88

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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.