Home / 1,254,948.75-1,731,840.39-681,988.95

Finding the Fourth Proportional to 1,254,948.75, 1,731,840.39 and 681,988.95

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Solution

The fourth proportional to 1,254,948.75, 1,731,840.39 and 681,988.95 is: 941,150.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,948.75 : 1,731,840.39 = 681,988.95 : x
  2. Step 2: Convert to fraction form
    1,254,948.75/1,731,840.39 = 681,988.95/x
  3. Step 3: Cross multiply
    1,254,948.75x = 1,731,840.39 × 681,988.95
  4. Step 4: Simplify right side
    1,254,948.75x = 1,181,096,009,143.69
  5. Step 5: Solve for x
    x = 1,181,096,009,143.69/1,254,948.75
  6. Step 6: Final answer
    x = 941,150.79

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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.