Home / 5,478,651.32-8,219,097.82-1,883,951.40

Finding the Fourth Proportional to 5,478,651.32, 8,219,097.82 and 1,883,951.40

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Solution

The fourth proportional to 5,478,651.32, 8,219,097.82 and 1,883,951.40 is: 2,826,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,651.32 : 8,219,097.82 = 1,883,951.40 : x
  2. Step 2: Convert to fraction form
    5,478,651.32/8,219,097.82 = 1,883,951.40/x
  3. Step 3: Cross multiply
    5,478,651.32x = 8,219,097.82 × 1,883,951.40
  4. Step 4: Simplify right side
    5,478,651.32x = 15,484,380,844,725.95
  5. Step 5: Solve for x
    x = 15,484,380,844,725.95/5,478,651.32
  6. Step 6: Final answer
    x = 2,826,312.52

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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.