Home / 1,762,922.40-2,644,383.60-864,940.20

Finding the Fourth Proportional to 1,762,922.40, 2,644,383.60 and 864,940.20

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Solution

The fourth proportional to 1,762,922.40, 2,644,383.60 and 864,940.20 is: 1,297,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,922.40 : 2,644,383.60 = 864,940.20 : x
  2. Step 2: Convert to fraction form
    1,762,922.40/2,644,383.60 = 864,940.20/x
  3. Step 3: Cross multiply
    1,762,922.40x = 2,644,383.60 × 864,940.20
  4. Step 4: Simplify right side
    1,762,922.40x = 2,287,233,679,860.72
  5. Step 5: Solve for x
    x = 2,287,233,679,860.72/1,762,922.40
  6. Step 6: Final answer
    x = 1,297,410.30

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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.