Home / 2,425,784.80-3,638,021.10-719,924.80

Finding the Fourth Proportional to 2,425,784.80, 3,638,021.10 and 719,924.80

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Solution

The fourth proportional to 2,425,784.80, 3,638,021.10 and 719,924.80 is: 1,079,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,784.80 : 3,638,021.10 = 719,924.80 : x
  2. Step 2: Convert to fraction form
    2,425,784.80/3,638,021.10 = 719,924.80/x
  3. Step 3: Cross multiply
    2,425,784.80x = 3,638,021.10 × 719,924.80
  4. Step 4: Simplify right side
    2,425,784.80x = 2,619,101,612,813.28
  5. Step 5: Solve for x
    x = 2,619,101,612,813.28/2,425,784.80
  6. Step 6: Final answer
    x = 1,079,692.48

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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.