Home / 1,194,403.86-1,787,396.40-745,336.26

Finding the Fourth Proportional to 1,194,403.86, 1,787,396.40 and 745,336.26

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Solution

The fourth proportional to 1,194,403.86, 1,787,396.40 and 745,336.26 is: 1,115,377.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,403.86 : 1,787,396.40 = 745,336.26 : x
  2. Step 2: Convert to fraction form
    1,194,403.86/1,787,396.40 = 745,336.26/x
  3. Step 3: Cross multiply
    1,194,403.86x = 1,787,396.40 × 745,336.26
  4. Step 4: Simplify right side
    1,194,403.86x = 1,332,211,347,913.46
  5. Step 5: Solve for x
    x = 1,332,211,347,913.46/1,194,403.86
  6. Step 6: Final answer
    x = 1,115,377.63

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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.