Home / 1,449,666.36-2,174,330.64-384,791.13

Finding the Fourth Proportional to 1,449,666.36, 2,174,330.64 and 384,791.13

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Solution

The fourth proportional to 1,449,666.36, 2,174,330.64 and 384,791.13 is: 577,141.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,666.36 : 2,174,330.64 = 384,791.13 : x
  2. Step 2: Convert to fraction form
    1,449,666.36/2,174,330.64 = 384,791.13/x
  3. Step 3: Cross multiply
    1,449,666.36x = 2,174,330.64 × 384,791.13
  4. Step 4: Simplify right side
    1,449,666.36x = 836,663,143,959.22
  5. Step 5: Solve for x
    x = 836,663,143,959.22/1,449,666.36
  6. Step 6: Final answer
    x = 577,141.86

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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.