Home / 3,440,748.48-4,745,881.44-3,155,213.76

Finding the Fourth Proportional to 3,440,748.48, 4,745,881.44 and 3,155,213.76

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Solution

The fourth proportional to 3,440,748.48, 4,745,881.44 and 3,155,213.76 is: 4,352,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,748.48 : 4,745,881.44 = 3,155,213.76 : x
  2. Step 2: Convert to fraction form
    3,440,748.48/4,745,881.44 = 3,155,213.76/x
  3. Step 3: Cross multiply
    3,440,748.48x = 4,745,881.44 × 3,155,213.76
  4. Step 4: Simplify right side
    3,440,748.48x = 14,974,270,422,816.62
  5. Step 5: Solve for x
    x = 14,974,270,422,816.62/3,440,748.48
  6. Step 6: Final answer
    x = 4,352,038.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.