Home / 1,120,873.50-1,681,324.92-372,919.50

Finding the Fourth Proportional to 1,120,873.50, 1,681,324.92 and 372,919.50

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Solution

The fourth proportional to 1,120,873.50, 1,681,324.92 and 372,919.50 is: 559,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,873.50 : 1,681,324.92 = 372,919.50 : x
  2. Step 2: Convert to fraction form
    1,120,873.50/1,681,324.92 = 372,919.50/x
  3. Step 3: Cross multiply
    1,120,873.50x = 1,681,324.92 × 372,919.50
  4. Step 4: Simplify right side
    1,120,873.50x = 626,998,848,503.94
  5. Step 5: Solve for x
    x = 626,998,848,503.94/1,120,873.50
  6. Step 6: Final answer
    x = 559,384.13

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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.