Home / 1,665,367.68-2,298,213.36-901,420.32

Finding the Fourth Proportional to 1,665,367.68, 2,298,213.36 and 901,420.32

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Solution

The fourth proportional to 1,665,367.68, 2,298,213.36 and 901,420.32 is: 1,243,963.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,367.68 : 2,298,213.36 = 901,420.32 : x
  2. Step 2: Convert to fraction form
    1,665,367.68/2,298,213.36 = 901,420.32/x
  3. Step 3: Cross multiply
    1,665,367.68x = 2,298,213.36 × 901,420.32
  4. Step 4: Simplify right side
    1,665,367.68x = 2,071,656,222,399.48
  5. Step 5: Solve for x
    x = 2,071,656,222,399.48/1,665,367.68
  6. Step 6: Final answer
    x = 1,243,963.27

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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.