Home / 1,723,608.72-2,376,356.40-1,412,353.80

Finding the Fourth Proportional to 1,723,608.72, 2,376,356.40 and 1,412,353.80

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Solution

The fourth proportional to 1,723,608.72, 2,376,356.40 and 1,412,353.80 is: 1,947,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,608.72 : 2,376,356.40 = 1,412,353.80 : x
  2. Step 2: Convert to fraction form
    1,723,608.72/2,376,356.40 = 1,412,353.80/x
  3. Step 3: Cross multiply
    1,723,608.72x = 2,376,356.40 × 1,412,353.80
  4. Step 4: Simplify right side
    1,723,608.72x = 3,356,255,991,694.32
  5. Step 5: Solve for x
    x = 3,356,255,991,694.32/1,723,608.72
  6. Step 6: Final answer
    x = 1,947,226.16

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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.