Home / 1,665,666.89-2,298,621.06-901,720.44

Finding the Fourth Proportional to 1,665,666.89, 2,298,621.06 and 901,720.44

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Solution

The fourth proportional to 1,665,666.89, 2,298,621.06 and 901,720.44 is: 1,244,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,666.89 : 2,298,621.06 = 901,720.44 : x
  2. Step 2: Convert to fraction form
    1,665,666.89/2,298,621.06 = 901,720.44/x
  3. Step 3: Cross multiply
    1,665,666.89x = 2,298,621.06 × 901,720.44
  4. Step 4: Simplify right side
    1,665,666.89x = 2,072,713,593,616.47
  5. Step 5: Solve for x
    x = 2,072,713,593,616.47/1,665,666.89
  6. Step 6: Final answer
    x = 1,244,374.62

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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.