Home / 1,179,917.28-1,769,877.54-505,561.50

Finding the Fourth Proportional to 1,179,917.28, 1,769,877.54 and 505,561.50

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Solution

The fourth proportional to 1,179,917.28, 1,769,877.54 and 505,561.50 is: 758,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,917.28 : 1,769,877.54 = 505,561.50 : x
  2. Step 2: Convert to fraction form
    1,179,917.28/1,769,877.54 = 505,561.50/x
  3. Step 3: Cross multiply
    1,179,917.28x = 1,769,877.54 × 505,561.50
  4. Step 4: Simplify right side
    1,179,917.28x = 894,781,943,938.71
  5. Step 5: Solve for x
    x = 894,781,943,938.71/1,179,917.28
  6. Step 6: Final answer
    x = 758,342.94

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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.