Home / 1,102,647.08-1,521,817.54-673,176.16

Finding the Fourth Proportional to 1,102,647.08, 1,521,817.54 and 673,176.16

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Solution

The fourth proportional to 1,102,647.08, 1,521,817.54 and 673,176.16 is: 929,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,647.08 : 1,521,817.54 = 673,176.16 : x
  2. Step 2: Convert to fraction form
    1,102,647.08/1,521,817.54 = 673,176.16/x
  3. Step 3: Cross multiply
    1,102,647.08x = 1,521,817.54 × 673,176.16
  4. Step 4: Simplify right side
    1,102,647.08x = 1,024,451,287,797.85
  5. Step 5: Solve for x
    x = 1,024,451,287,797.85/1,102,647.08
  6. Step 6: Final answer
    x = 929,083.57

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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.