Home / 1,088,338.86-1,632,545.15-289,621.17

Finding the Fourth Proportional to 1,088,338.86, 1,632,545.15 and 289,621.17

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Solution

The fourth proportional to 1,088,338.86, 1,632,545.15 and 289,621.17 is: 434,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,338.86 : 1,632,545.15 = 289,621.17 : x
  2. Step 2: Convert to fraction form
    1,088,338.86/1,632,545.15 = 289,621.17/x
  3. Step 3: Cross multiply
    1,088,338.86x = 1,632,545.15 × 289,621.17
  4. Step 4: Simplify right side
    1,088,338.86x = 472,819,634,972.72
  5. Step 5: Solve for x
    x = 472,819,634,972.72/1,088,338.86
  6. Step 6: Final answer
    x = 434,441.56

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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.