Home / 1,147,250.74-1,584,824.98-919,322.14

Finding the Fourth Proportional to 1,147,250.74, 1,584,824.98 and 919,322.14

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Solution

The fourth proportional to 1,147,250.74, 1,584,824.98 and 919,322.14 is: 1,269,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,250.74 : 1,584,824.98 = 919,322.14 : x
  2. Step 2: Convert to fraction form
    1,147,250.74/1,584,824.98 = 919,322.14/x
  3. Step 3: Cross multiply
    1,147,250.74x = 1,584,824.98 × 919,322.14
  4. Step 4: Simplify right side
    1,147,250.74x = 1,456,964,681,916.63
  5. Step 5: Solve for x
    x = 1,456,964,681,916.63/1,147,250.74
  6. Step 6: Final answer
    x = 1,269,961.86

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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.