Home / 3,149,705.01-4,725,308.40-1,019,789.76

Finding the Fourth Proportional to 3,149,705.01, 4,725,308.40 and 1,019,789.76

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Solution

The fourth proportional to 3,149,705.01, 4,725,308.40 and 1,019,789.76 is: 1,529,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,705.01 : 4,725,308.40 = 1,019,789.76 : x
  2. Step 2: Convert to fraction form
    3,149,705.01/4,725,308.40 = 1,019,789.76/x
  3. Step 3: Cross multiply
    3,149,705.01x = 4,725,308.40 × 1,019,789.76
  4. Step 4: Simplify right side
    3,149,705.01x = 4,818,821,119,161.98
  5. Step 5: Solve for x
    x = 4,818,821,119,161.98/3,149,705.01
  6. Step 6: Final answer
    x = 1,529,927.76

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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.