Home / 1,321,152.92-1,981,222.31-562,513.40

Finding the Fourth Proportional to 1,321,152.92, 1,981,222.31 and 562,513.40

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Solution

The fourth proportional to 1,321,152.92, 1,981,222.31 and 562,513.40 is: 843,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,152.92 : 1,981,222.31 = 562,513.40 : x
  2. Step 2: Convert to fraction form
    1,321,152.92/1,981,222.31 = 562,513.40/x
  3. Step 3: Cross multiply
    1,321,152.92x = 1,981,222.31 × 562,513.40
  4. Step 4: Simplify right side
    1,321,152.92x = 1,114,464,097,753.95
  5. Step 5: Solve for x
    x = 1,114,464,097,753.95/1,321,152.92
  6. Step 6: Final answer
    x = 843,554.20

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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.