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Finding the Fourth Proportional to 1,336,672.83, 1,845,325.29 and 1,032,324.45

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Solution

The fourth proportional to 1,336,672.83, 1,845,325.29 and 1,032,324.45 is: 1,425,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,672.83 : 1,845,325.29 = 1,032,324.45 : x
  2. Step 2: Convert to fraction form
    1,336,672.83/1,845,325.29 = 1,032,324.45/x
  3. Step 3: Cross multiply
    1,336,672.83x = 1,845,325.29 × 1,032,324.45
  4. Step 4: Simplify right side
    1,336,672.83x = 1,904,974,412,021.59
  5. Step 5: Solve for x
    x = 1,904,974,412,021.59/1,336,672.83
  6. Step 6: Final answer
    x = 1,425,161.31

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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.