Home / 1,194,408.36-1,787,403.15-745,340.76

Finding the Fourth Proportional to 1,194,408.36, 1,787,403.15 and 745,340.76

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Solution

The fourth proportional to 1,194,408.36, 1,787,403.15 and 745,340.76 is: 1,115,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,408.36 : 1,787,403.15 = 745,340.76 : x
  2. Step 2: Convert to fraction form
    1,194,408.36/1,787,403.15 = 745,340.76/x
  3. Step 3: Cross multiply
    1,194,408.36x = 1,787,403.15 × 745,340.76
  4. Step 4: Simplify right side
    1,194,408.36x = 1,332,224,422,247.39
  5. Step 5: Solve for x
    x = 1,332,224,422,247.39/1,194,408.36
  6. Step 6: Final answer
    x = 1,115,384.38

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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.