Home / 3,100,355.70-4,650,679.35-970,509.30

Finding the Fourth Proportional to 3,100,355.70, 4,650,679.35 and 970,509.30

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Solution

The fourth proportional to 3,100,355.70, 4,650,679.35 and 970,509.30 is: 1,455,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,355.70 : 4,650,679.35 = 970,509.30 : x
  2. Step 2: Convert to fraction form
    3,100,355.70/4,650,679.35 = 970,509.30/x
  3. Step 3: Cross multiply
    3,100,355.70x = 4,650,679.35 × 970,509.30
  4. Step 4: Simplify right side
    3,100,355.70x = 4,513,527,560,492.96
  5. Step 5: Solve for x
    x = 4,513,527,560,492.96/3,100,355.70
  6. Step 6: Final answer
    x = 1,455,809.59

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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.