Home / 1,346,138.32-2,019,225.06-447,580.04

Finding the Fourth Proportional to 1,346,138.32, 2,019,225.06 and 447,580.04

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Solution

The fourth proportional to 1,346,138.32, 2,019,225.06 and 447,580.04 is: 671,375.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,138.32 : 2,019,225.06 = 447,580.04 : x
  2. Step 2: Convert to fraction form
    1,346,138.32/2,019,225.06 = 447,580.04/x
  3. Step 3: Cross multiply
    1,346,138.32x = 2,019,225.06 × 447,580.04
  4. Step 4: Simplify right side
    1,346,138.32x = 903,764,833,123.80
  5. Step 5: Solve for x
    x = 903,764,833,123.80/1,346,138.32
  6. Step 6: Final answer
    x = 671,375.91

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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.