Home / 4,211,929.86-5,816,006.31-2,665,918.89

Finding the Fourth Proportional to 4,211,929.86, 5,816,006.31 and 2,665,918.89

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Solution

The fourth proportional to 4,211,929.86, 5,816,006.31 and 2,665,918.89 is: 3,681,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,929.86 : 5,816,006.31 = 2,665,918.89 : x
  2. Step 2: Convert to fraction form
    4,211,929.86/5,816,006.31 = 2,665,918.89/x
  3. Step 3: Cross multiply
    4,211,929.86x = 5,816,006.31 × 2,665,918.89
  4. Step 4: Simplify right side
    4,211,929.86x = 15,505,001,056,313.99
  5. Step 5: Solve for x
    x = 15,505,001,056,313.99/4,211,929.86
  6. Step 6: Final answer
    x = 3,681,210.65

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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.