Home / 2,902,072.80-4,353,109.20-1,833,650.40

Finding the Fourth Proportional to 2,902,072.80, 4,353,109.20 and 1,833,650.40

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Solution

The fourth proportional to 2,902,072.80, 4,353,109.20 and 1,833,650.40 is: 2,750,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,072.80 : 4,353,109.20 = 1,833,650.40 : x
  2. Step 2: Convert to fraction form
    2,902,072.80/4,353,109.20 = 1,833,650.40/x
  3. Step 3: Cross multiply
    2,902,072.80x = 4,353,109.20 × 1,833,650.40
  4. Step 4: Simplify right side
    2,902,072.80x = 7,982,080,425,823.68
  5. Step 5: Solve for x
    x = 7,982,080,425,823.68/2,902,072.80
  6. Step 6: Final answer
    x = 2,750,475.60

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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.