Home / 1,369,618.44-2,054,865.10-659,718.28

Finding the Fourth Proportional to 1,369,618.44, 2,054,865.10 and 659,718.28

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Solution

The fourth proportional to 1,369,618.44, 2,054,865.10 and 659,718.28 is: 989,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,618.44 : 2,054,865.10 = 659,718.28 : x
  2. Step 2: Convert to fraction form
    1,369,618.44/2,054,865.10 = 659,718.28/x
  3. Step 3: Cross multiply
    1,369,618.44x = 2,054,865.10 × 659,718.28
  4. Step 4: Simplify right side
    1,369,618.44x = 1,355,632,069,404.03
  5. Step 5: Solve for x
    x = 1,355,632,069,404.03/1,369,618.44
  6. Step 6: Final answer
    x = 989,788.13

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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.