Home / 5,478,660.37-8,219,111.39-1,883,960.45

Finding the Fourth Proportional to 5,478,660.37, 8,219,111.39 and 1,883,960.45

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Solution

The fourth proportional to 5,478,660.37, 8,219,111.39 and 1,883,960.45 is: 2,826,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,660.37 : 8,219,111.39 = 1,883,960.45 : x
  2. Step 2: Convert to fraction form
    5,478,660.37/8,219,111.39 = 1,883,960.45/x
  3. Step 3: Cross multiply
    5,478,660.37x = 8,219,111.39 × 1,883,960.45
  4. Step 4: Simplify right side
    5,478,660.37x = 15,484,480,837,105.46
  5. Step 5: Solve for x
    x = 15,484,480,837,105.46/5,478,660.37
  6. Step 6: Final answer
    x = 2,826,326.11

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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.