Home / 1,341,009.27-1,850,615.84-729,166.12

Finding the Fourth Proportional to 1,341,009.27, 1,850,615.84 and 729,166.12

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Solution

The fourth proportional to 1,341,009.27, 1,850,615.84 and 729,166.12 is: 1,006,261.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,009.27 : 1,850,615.84 = 729,166.12 : x
  2. Step 2: Convert to fraction form
    1,341,009.27/1,850,615.84 = 729,166.12/x
  3. Step 3: Cross multiply
    1,341,009.27x = 1,850,615.84 × 729,166.12
  4. Step 4: Simplify right side
    1,341,009.27x = 1,349,406,368,859.72
  5. Step 5: Solve for x
    x = 1,349,406,368,859.72/1,341,009.27
  6. Step 6: Final answer
    x = 1,006,261.78

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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.