Home / 1,121,165.13-1,682,014.98-363,006.82

Finding the Fourth Proportional to 1,121,165.13, 1,682,014.98 and 363,006.82

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Solution

The fourth proportional to 1,121,165.13, 1,682,014.98 and 363,006.82 is: 544,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,165.13 : 1,682,014.98 = 363,006.82 : x
  2. Step 2: Convert to fraction form
    1,121,165.13/1,682,014.98 = 363,006.82/x
  3. Step 3: Cross multiply
    1,121,165.13x = 1,682,014.98 × 363,006.82
  4. Step 4: Simplify right side
    1,121,165.13x = 610,582,909,082.16
  5. Step 5: Solve for x
    x = 610,582,909,082.16/1,121,165.13
  6. Step 6: Final answer
    x = 544,596.77

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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.