Home / 1,091,396.82-1,637,317.17-460,312.86

Finding the Fourth Proportional to 1,091,396.82, 1,637,317.17 and 460,312.86

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Solution

The fourth proportional to 1,091,396.82, 1,637,317.17 and 460,312.86 is: 690,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,396.82 : 1,637,317.17 = 460,312.86 : x
  2. Step 2: Convert to fraction form
    1,091,396.82/1,637,317.17 = 460,312.86/x
  3. Step 3: Cross multiply
    1,091,396.82x = 1,637,317.17 × 460,312.86
  4. Step 4: Simplify right side
    1,091,396.82x = 753,678,149,249.81
  5. Step 5: Solve for x
    x = 753,678,149,249.81/1,091,396.82
  6. Step 6: Final answer
    x = 690,562.90

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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.