Home / 4,353,740.70-6,530,611.05-1,321,100.70

Finding the Fourth Proportional to 4,353,740.70, 6,530,611.05 and 1,321,100.70

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Solution

The fourth proportional to 4,353,740.70, 6,530,611.05 and 1,321,100.70 is: 1,981,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353,740.70 : 6,530,611.05 = 1,321,100.70 : x
  2. Step 2: Convert to fraction form
    4,353,740.70/6,530,611.05 = 1,321,100.70/x
  3. Step 3: Cross multiply
    4,353,740.70x = 6,530,611.05 × 1,321,100.70
  4. Step 4: Simplify right side
    4,353,740.70x = 8,627,594,829,582.74
  5. Step 5: Solve for x
    x = 8,627,594,829,582.74/4,353,740.70
  6. Step 6: Final answer
    x = 1,981,651.05

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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.