Home / 1,926,540.84-2,657,912.58-1,247,851.56

Finding the Fourth Proportional to 1,926,540.84, 2,657,912.58 and 1,247,851.56

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Solution

The fourth proportional to 1,926,540.84, 2,657,912.58 and 1,247,851.56 is: 1,721,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,540.84 : 2,657,912.58 = 1,247,851.56 : x
  2. Step 2: Convert to fraction form
    1,926,540.84/2,657,912.58 = 1,247,851.56/x
  3. Step 3: Cross multiply
    1,926,540.84x = 2,657,912.58 × 1,247,851.56
  4. Step 4: Simplify right side
    1,926,540.84x = 3,316,680,359,296.63
  5. Step 5: Solve for x
    x = 3,316,680,359,296.63/1,926,540.84
  6. Step 6: Final answer
    x = 1,721,572.83

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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.