Home / 3,149,100.64-4,724,400.59-1,019,184.78

Finding the Fourth Proportional to 3,149,100.64, 4,724,400.59 and 1,019,184.78

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Solution

The fourth proportional to 3,149,100.64, 4,724,400.59 and 1,019,184.78 is: 1,529,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,100.64 : 4,724,400.59 = 1,019,184.78 : x
  2. Step 2: Convert to fraction form
    3,149,100.64/4,724,400.59 = 1,019,184.78/x
  3. Step 3: Cross multiply
    3,149,100.64x = 4,724,400.59 × 1,019,184.78
  4. Step 4: Simplify right side
    3,149,100.64x = 4,815,037,178,498.98
  5. Step 5: Solve for x
    x = 4,815,037,178,498.98/3,149,100.64
  6. Step 6: Final answer
    x = 1,529,019.78

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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.