Home / 1,088,885.73-1,630,134.77-763,545.86

Finding the Fourth Proportional to 1,088,885.73, 1,630,134.77 and 763,545.86

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Solution

The fourth proportional to 1,088,885.73, 1,630,134.77 and 763,545.86 is: 1,143,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,885.73 : 1,630,134.77 = 763,545.86 : x
  2. Step 2: Convert to fraction form
    1,088,885.73/1,630,134.77 = 763,545.86/x
  3. Step 3: Cross multiply
    1,088,885.73x = 1,630,134.77 × 763,545.86
  4. Step 4: Simplify right side
    1,088,885.73x = 1,244,682,642,907.15
  5. Step 5: Solve for x
    x = 1,244,682,642,907.15/1,088,885.73
  6. Step 6: Final answer
    x = 1,143,079.21

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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.