Home / 1,522,623.24-2,100,269.52-979,467.12

Finding the Fourth Proportional to 1,522,623.24, 2,100,269.52 and 979,467.12

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Solution

The fourth proportional to 1,522,623.24, 2,100,269.52 and 979,467.12 is: 1,351,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,623.24 : 2,100,269.52 = 979,467.12 : x
  2. Step 2: Convert to fraction form
    1,522,623.24/2,100,269.52 = 979,467.12/x
  3. Step 3: Cross multiply
    1,522,623.24x = 2,100,269.52 × 979,467.12
  4. Step 4: Simplify right side
    1,522,623.24x = 2,057,144,937,978.18
  5. Step 5: Solve for x
    x = 2,057,144,937,978.18/1,522,623.24
  6. Step 6: Final answer
    x = 1,351,053.16

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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.