Home / 4,742,217.73-7,113,643.31-1,667,839.65

Finding the Fourth Proportional to 4,742,217.73, 7,113,643.31 and 1,667,839.65

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Solution

The fourth proportional to 4,742,217.73, 7,113,643.31 and 1,667,839.65 is: 2,501,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,217.73 : 7,113,643.31 = 1,667,839.65 : x
  2. Step 2: Convert to fraction form
    4,742,217.73/7,113,643.31 = 1,667,839.65/x
  3. Step 3: Cross multiply
    4,742,217.73x = 7,113,643.31 × 1,667,839.65
  4. Step 4: Simplify right side
    4,742,217.73x = 11,864,416,368,375.24
  5. Step 5: Solve for x
    x = 11,864,416,368,375.24/4,742,217.73
  6. Step 6: Final answer
    x = 2,501,870.86

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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.