Home / 1,068,225.12-1,474,268.34-681,054.66

Finding the Fourth Proportional to 1,068,225.12, 1,474,268.34 and 681,054.66

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Solution

The fourth proportional to 1,068,225.12, 1,474,268.34 and 681,054.66 is: 939,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,225.12 : 1,474,268.34 = 681,054.66 : x
  2. Step 2: Convert to fraction form
    1,068,225.12/1,474,268.34 = 681,054.66/x
  3. Step 3: Cross multiply
    1,068,225.12x = 1,474,268.34 × 681,054.66
  4. Step 4: Simplify right side
    1,068,225.12x = 1,004,057,323,047.46
  5. Step 5: Solve for x
    x = 1,004,057,323,047.46/1,068,225.12
  6. Step 6: Final answer
    x = 939,930.45

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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.