Home / 1,531,936.50-2,113,751.94-887,318.22

Finding the Fourth Proportional to 1,531,936.50, 2,113,751.94 and 887,318.22

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Solution

The fourth proportional to 1,531,936.50, 2,113,751.94 and 887,318.22 is: 1,224,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,936.50 : 2,113,751.94 = 887,318.22 : x
  2. Step 2: Convert to fraction form
    1,531,936.50/2,113,751.94 = 887,318.22/x
  3. Step 3: Cross multiply
    1,531,936.50x = 2,113,751.94 × 887,318.22
  4. Step 4: Simplify right side
    1,531,936.50x = 1,875,570,608,922.35
  5. Step 5: Solve for x
    x = 1,875,570,608,922.35/1,531,936.50
  6. Step 6: Final answer
    x = 1,224,313.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.