Home / 3,428,852.46-5,142,917.85-1,407,310.14

Finding the Fourth Proportional to 3,428,852.46, 5,142,917.85 and 1,407,310.14

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Solution

The fourth proportional to 3,428,852.46, 5,142,917.85 and 1,407,310.14 is: 2,110,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,852.46 : 5,142,917.85 = 1,407,310.14 : x
  2. Step 2: Convert to fraction form
    3,428,852.46/5,142,917.85 = 1,407,310.14/x
  3. Step 3: Cross multiply
    3,428,852.46x = 5,142,917.85 × 1,407,310.14
  4. Step 4: Simplify right side
    3,428,852.46x = 7,237,680,439,492.00
  5. Step 5: Solve for x
    x = 7,237,680,439,492.00/3,428,852.46
  6. Step 6: Final answer
    x = 2,110,817.11

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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.