Home / 5,289,976.82-7,934,731.95-1,695,924.20

Finding the Fourth Proportional to 5,289,976.82, 7,934,731.95 and 1,695,924.20

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Solution

The fourth proportional to 5,289,976.82, 7,934,731.95 and 1,695,924.20 is: 2,543,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,976.82 : 7,934,731.95 = 1,695,924.20 : x
  2. Step 2: Convert to fraction form
    5,289,976.82/7,934,731.95 = 1,695,924.20/x
  3. Step 3: Cross multiply
    5,289,976.82x = 7,934,731.95 × 1,695,924.20
  4. Step 4: Simplify right side
    5,289,976.82x = 13,456,703,934,518.19
  5. Step 5: Solve for x
    x = 13,456,703,934,518.19/5,289,976.82
  6. Step 6: Final answer
    x = 2,543,811.51

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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.