Home / 1,311,824.08-1,967,766.84-470,357.20

Finding the Fourth Proportional to 1,311,824.08, 1,967,766.84 and 470,357.20

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Solution

The fourth proportional to 1,311,824.08, 1,967,766.84 and 470,357.20 is: 705,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,824.08 : 1,967,766.84 = 470,357.20 : x
  2. Step 2: Convert to fraction form
    1,311,824.08/1,967,766.84 = 470,357.20/x
  3. Step 3: Cross multiply
    1,311,824.08x = 1,967,766.84 × 470,357.20
  4. Step 4: Simplify right side
    1,311,824.08x = 925,553,301,115.25
  5. Step 5: Solve for x
    x = 925,553,301,115.25/1,311,824.08
  6. Step 6: Final answer
    x = 705,546.81

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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.