Home / 1,787,565.78-2,680,505.87-649,525.50

Finding the Fourth Proportional to 1,787,565.78, 2,680,505.87 and 649,525.50

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Solution

The fourth proportional to 1,787,565.78, 2,680,505.87 and 649,525.50 is: 973,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,565.78 : 2,680,505.87 = 649,525.50 : x
  2. Step 2: Convert to fraction form
    1,787,565.78/2,680,505.87 = 649,525.50/x
  3. Step 3: Cross multiply
    1,787,565.78x = 2,680,505.87 × 649,525.50
  4. Step 4: Simplify right side
    1,787,565.78x = 1,741,056,912,217.06
  5. Step 5: Solve for x
    x = 1,741,056,912,217.06/1,787,565.78
  6. Step 6: Final answer
    x = 973,982.01

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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.