Home / 3,510,009.20-5,265,013.80-2,091,666.80

Finding the Fourth Proportional to 3,510,009.20, 5,265,013.80 and 2,091,666.80

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Solution

The fourth proportional to 3,510,009.20, 5,265,013.80 and 2,091,666.80 is: 3,137,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,009.20 : 5,265,013.80 = 2,091,666.80 : x
  2. Step 2: Convert to fraction form
    3,510,009.20/5,265,013.80 = 2,091,666.80/x
  3. Step 3: Cross multiply
    3,510,009.20x = 5,265,013.80 × 2,091,666.80
  4. Step 4: Simplify right side
    3,510,009.20x = 11,012,654,567,001.84
  5. Step 5: Solve for x
    x = 11,012,654,567,001.84/3,510,009.20
  6. Step 6: Final answer
    x = 3,137,500.20

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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.