Home / 3,150,405.40-4,725,608.10-2,926,456.60

Finding the Fourth Proportional to 3,150,405.40, 4,725,608.10 and 2,926,456.60

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Solution

The fourth proportional to 3,150,405.40, 4,725,608.10 and 2,926,456.60 is: 4,389,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,405.40 : 4,725,608.10 = 2,926,456.60 : x
  2. Step 2: Convert to fraction form
    3,150,405.40/4,725,608.10 = 2,926,456.60/x
  3. Step 3: Cross multiply
    3,150,405.40x = 4,725,608.10 × 2,926,456.60
  4. Step 4: Simplify right side
    3,150,405.40x = 13,829,287,013,258.46
  5. Step 5: Solve for x
    x = 13,829,287,013,258.46/3,150,405.40
  6. Step 6: Final answer
    x = 4,389,684.90

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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.