Home / 4,407,070.72-6,610,635.20-1,212,534.40

Finding the Fourth Proportional to 4,407,070.72, 6,610,635.20 and 1,212,534.40

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Solution

The fourth proportional to 4,407,070.72, 6,610,635.20 and 1,212,534.40 is: 1,818,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407,070.72 : 6,610,635.20 = 1,212,534.40 : x
  2. Step 2: Convert to fraction form
    4,407,070.72/6,610,635.20 = 1,212,534.40/x
  3. Step 3: Cross multiply
    4,407,070.72x = 6,610,635.20 × 1,212,534.40
  4. Step 4: Simplify right side
    4,407,070.72x = 8,015,622,585,850.88
  5. Step 5: Solve for x
    x = 8,015,622,585,850.88/4,407,070.72
  6. Step 6: Final answer
    x = 1,818,809.61

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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.