Home / 5,289,981.32-7,934,738.70-1,695,928.70

Finding the Fourth Proportional to 5,289,981.32, 7,934,738.70 and 1,695,928.70

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Solution

The fourth proportional to 5,289,981.32, 7,934,738.70 and 1,695,928.70 is: 2,543,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,981.32 : 7,934,738.70 = 1,695,928.70 : x
  2. Step 2: Convert to fraction form
    5,289,981.32/7,934,738.70 = 1,695,928.70/x
  3. Step 3: Cross multiply
    5,289,981.32x = 7,934,738.70 × 1,695,928.70
  4. Step 4: Simplify right side
    5,289,981.32x = 13,456,751,088,330.69
  5. Step 5: Solve for x
    x = 13,456,751,088,330.69/5,289,981.32
  6. Step 6: Final answer
    x = 2,543,818.26

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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.