Home / 1,314,092.94-1,971,155.20-515,750.46

Finding the Fourth Proportional to 1,314,092.94, 1,971,155.20 and 515,750.46

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Solution

The fourth proportional to 1,314,092.94, 1,971,155.20 and 515,750.46 is: 773,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,092.94 : 1,971,155.20 = 515,750.46 : x
  2. Step 2: Convert to fraction form
    1,314,092.94/1,971,155.20 = 515,750.46/x
  3. Step 3: Cross multiply
    1,314,092.94x = 1,971,155.20 × 515,750.46
  4. Step 4: Simplify right side
    1,314,092.94x = 1,016,624,201,131.39
  5. Step 5: Solve for x
    x = 1,016,624,201,131.39/1,314,092.94
  6. Step 6: Final answer
    x = 773,631.89

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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.