Home / 2,936,616.64-4,404,072.90-1,230,715.32

Finding the Fourth Proportional to 2,936,616.64, 4,404,072.90 and 1,230,715.32

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Solution

The fourth proportional to 2,936,616.64, 4,404,072.90 and 1,230,715.32 is: 1,845,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,616.64 : 4,404,072.90 = 1,230,715.32 : x
  2. Step 2: Convert to fraction form
    2,936,616.64/4,404,072.90 = 1,230,715.32/x
  3. Step 3: Cross multiply
    2,936,616.64x = 4,404,072.90 × 1,230,715.32
  4. Step 4: Simplify right side
    2,936,616.64x = 5,420,159,988,426.83
  5. Step 5: Solve for x
    x = 5,420,159,988,426.83/2,936,616.64
  6. Step 6: Final answer
    x = 1,845,715.89

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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.