Home / 2,166,857.20-3,250,285.80-904,265.20

Finding the Fourth Proportional to 2,166,857.20, 3,250,285.80 and 904,265.20

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Solution

The fourth proportional to 2,166,857.20, 3,250,285.80 and 904,265.20 is: 1,356,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,857.20 : 3,250,285.80 = 904,265.20 : x
  2. Step 2: Convert to fraction form
    2,166,857.20/3,250,285.80 = 904,265.20/x
  3. Step 3: Cross multiply
    2,166,857.20x = 3,250,285.80 × 904,265.20
  4. Step 4: Simplify right side
    2,166,857.20x = 2,939,120,338,994.16
  5. Step 5: Solve for x
    x = 2,939,120,338,994.16/2,166,857.20
  6. Step 6: Final answer
    x = 1,356,397.80

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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.