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Finding the Fourth Proportional to 1,437,734.94, 1,983,976.03 and 793,165.89

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Solution

The fourth proportional to 1,437,734.94, 1,983,976.03 and 793,165.89 is: 1,094,514.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,734.94 : 1,983,976.03 = 793,165.89 : x
  2. Step 2: Convert to fraction form
    1,437,734.94/1,983,976.03 = 793,165.89/x
  3. Step 3: Cross multiply
    1,437,734.94x = 1,983,976.03 × 793,165.89
  4. Step 4: Simplify right side
    1,437,734.94x = 1,573,622,113,573.62
  5. Step 5: Solve for x
    x = 1,573,622,113,573.62/1,437,734.94
  6. Step 6: Final answer
    x = 1,094,514.76

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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.