Home / 1,072,923.20-1,609,579.20-539,100.80

Finding the Fourth Proportional to 1,072,923.20, 1,609,579.20 and 539,100.80

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Solution

The fourth proportional to 1,072,923.20, 1,609,579.20 and 539,100.80 is: 808,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,923.20 : 1,609,579.20 = 539,100.80 : x
  2. Step 2: Convert to fraction form
    1,072,923.20/1,609,579.20 = 539,100.80/x
  3. Step 3: Cross multiply
    1,072,923.20x = 1,609,579.20 × 539,100.80
  4. Step 4: Simplify right side
    1,072,923.20x = 867,725,434,383.36
  5. Step 5: Solve for x
    x = 867,725,434,383.36/1,072,923.20
  6. Step 6: Final answer
    x = 808,748.88

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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.