Home / 1,914,656.46-2,642,217.25-1,055,214.86

Finding the Fourth Proportional to 1,914,656.46, 2,642,217.25 and 1,055,214.86

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Solution

The fourth proportional to 1,914,656.46, 2,642,217.25 and 1,055,214.86 is: 1,456,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,656.46 : 2,642,217.25 = 1,055,214.86 : x
  2. Step 2: Convert to fraction form
    1,914,656.46/2,642,217.25 = 1,055,214.86/x
  3. Step 3: Cross multiply
    1,914,656.46x = 2,642,217.25 × 1,055,214.86
  4. Step 4: Simplify right side
    1,914,656.46x = 2,788,106,905,548.34
  5. Step 5: Solve for x
    x = 2,788,106,905,548.34/1,914,656.46
  6. Step 6: Final answer
    x = 1,456,191.73

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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.