Home / 1,279,363.77-1,756,245.38-1,267,408.17

Finding the Fourth Proportional to 1,279,363.77, 1,756,245.38 and 1,267,408.17

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Solution

The fourth proportional to 1,279,363.77, 1,756,245.38 and 1,267,408.17 is: 1,739,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,363.77 : 1,756,245.38 = 1,267,408.17 : x
  2. Step 2: Convert to fraction form
    1,279,363.77/1,756,245.38 = 1,267,408.17/x
  3. Step 3: Cross multiply
    1,279,363.77x = 1,756,245.38 × 1,267,408.17
  4. Step 4: Simplify right side
    1,279,363.77x = 2,225,879,736,799.71
  5. Step 5: Solve for x
    x = 2,225,879,736,799.71/1,279,363.77
  6. Step 6: Final answer
    x = 1,739,833.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.