Home / 1,503,819.38-2,255,691.58-438,870.67

Finding the Fourth Proportional to 1,503,819.38, 2,255,691.58 and 438,870.67

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Solution

The fourth proportional to 1,503,819.38, 2,255,691.58 and 438,870.67 is: 658,295.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,819.38 : 2,255,691.58 = 438,870.67 : x
  2. Step 2: Convert to fraction form
    1,503,819.38/2,255,691.58 = 438,870.67/x
  3. Step 3: Cross multiply
    1,503,819.38x = 2,255,691.58 × 438,870.67
  4. Step 4: Simplify right side
    1,503,819.38x = 989,956,875,027.96
  5. Step 5: Solve for x
    x = 989,956,875,027.96/1,503,819.38
  6. Step 6: Final answer
    x = 658,295.06

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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.