Home / 4,674,667.60-7,010,251.80-1,640,861.20

Finding the Fourth Proportional to 4,674,667.60, 7,010,251.80 and 1,640,861.20

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Solution

The fourth proportional to 4,674,667.60, 7,010,251.80 and 1,640,861.20 is: 2,460,677.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,667.60 : 7,010,251.80 = 1,640,861.20 : x
  2. Step 2: Convert to fraction form
    4,674,667.60/7,010,251.80 = 1,640,861.20/x
  3. Step 3: Cross multiply
    4,674,667.60x = 7,010,251.80 × 1,640,861.20
  4. Step 4: Simplify right side
    4,674,667.60x = 11,502,850,180,850.16
  5. Step 5: Solve for x
    x = 11,502,850,180,850.16/4,674,667.60
  6. Step 6: Final answer
    x = 2,460,677.67

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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.