Home / 2,916,078.25-4,376,069.66-1,210,222.94

Finding the Fourth Proportional to 2,916,078.25, 4,376,069.66 and 1,210,222.94

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Solution

The fourth proportional to 2,916,078.25, 4,376,069.66 and 1,210,222.94 is: 1,816,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,078.25 : 4,376,069.66 = 1,210,222.94 : x
  2. Step 2: Convert to fraction form
    2,916,078.25/4,376,069.66 = 1,210,222.94/x
  3. Step 3: Cross multiply
    2,916,078.25x = 4,376,069.66 × 1,210,222.94
  4. Step 4: Simplify right side
    2,916,078.25x = 5,296,019,898,605.01
  5. Step 5: Solve for x
    x = 5,296,019,898,605.01/2,916,078.25
  6. Step 6: Final answer
    x = 1,816,144.64

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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.