Home / 1,145,215.84-1,715,576.80-932,212.96

Finding the Fourth Proportional to 1,145,215.84, 1,715,576.80 and 932,212.96

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Solution

The fourth proportional to 1,145,215.84, 1,715,576.80 and 932,212.96 is: 1,396,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,215.84 : 1,715,576.80 = 932,212.96 : x
  2. Step 2: Convert to fraction form
    1,145,215.84/1,715,576.80 = 932,212.96/x
  3. Step 3: Cross multiply
    1,145,215.84x = 1,715,576.80 × 932,212.96
  4. Step 4: Simplify right side
    1,145,215.84x = 1,599,282,926,835.33
  5. Step 5: Solve for x
    x = 1,599,282,926,835.33/1,145,215.84
  6. Step 6: Final answer
    x = 1,396,490.40

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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.