Home / 1,925,056.81-2,890,423.87-1,073,791.67

Finding the Fourth Proportional to 1,925,056.81, 2,890,423.87 and 1,073,791.67

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Solution

The fourth proportional to 1,925,056.81, 2,890,423.87 and 1,073,791.67 is: 1,612,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,056.81 : 2,890,423.87 = 1,073,791.67 : x
  2. Step 2: Convert to fraction form
    1,925,056.81/2,890,423.87 = 1,073,791.67/x
  3. Step 3: Cross multiply
    1,925,056.81x = 2,890,423.87 × 1,073,791.67
  4. Step 4: Simplify right side
    1,925,056.81x = 3,103,713,057,238.56
  5. Step 5: Solve for x
    x = 3,103,713,057,238.56/1,925,056.81
  6. Step 6: Final answer
    x = 1,612,270.89

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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.