Home / 1,435,975.08-1,981,983.29-892,521.29

Finding the Fourth Proportional to 1,435,975.08, 1,981,983.29 and 892,521.29

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Solution

The fourth proportional to 1,435,975.08, 1,981,983.29 and 892,521.29 is: 1,231,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,975.08 : 1,981,983.29 = 892,521.29 : x
  2. Step 2: Convert to fraction form
    1,435,975.08/1,981,983.29 = 892,521.29/x
  3. Step 3: Cross multiply
    1,435,975.08x = 1,981,983.29 × 892,521.29
  4. Step 4: Simplify right side
    1,435,975.08x = 1,768,962,283,241.60
  5. Step 5: Solve for x
    x = 1,768,962,283,241.60/1,435,975.08
  6. Step 6: Final answer
    x = 1,231,889.27

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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.