Home / 1,521,148.44-2,099,209.68-832,808.82

Finding the Fourth Proportional to 1,521,148.44, 2,099,209.68 and 832,808.82

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Solution

The fourth proportional to 1,521,148.44, 2,099,209.68 and 832,808.82 is: 1,149,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,148.44 : 2,099,209.68 = 832,808.82 : x
  2. Step 2: Convert to fraction form
    1,521,148.44/2,099,209.68 = 832,808.82/x
  3. Step 3: Cross multiply
    1,521,148.44x = 2,099,209.68 × 832,808.82
  4. Step 4: Simplify right side
    1,521,148.44x = 1,748,240,336,533.38
  5. Step 5: Solve for x
    x = 1,748,240,336,533.38/1,521,148.44
  6. Step 6: Final answer
    x = 1,149,289.77

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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.