Home / 1,269,848.20-1,751,891.69-725,692.07

Finding the Fourth Proportional to 1,269,848.20, 1,751,891.69 and 725,692.07

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Solution

The fourth proportional to 1,269,848.20, 1,751,891.69 and 725,692.07 is: 1,001,169.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,848.20 : 1,751,891.69 = 725,692.07 : x
  2. Step 2: Convert to fraction form
    1,269,848.20/1,751,891.69 = 725,692.07/x
  3. Step 3: Cross multiply
    1,269,848.20x = 1,751,891.69 × 725,692.07
  4. Step 4: Simplify right side
    1,269,848.20x = 1,271,333,894,543.98
  5. Step 5: Solve for x
    x = 1,271,333,894,543.98/1,269,848.20
  6. Step 6: Final answer
    x = 1,001,169.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.