Home / 1,352,910.84-1,862,763.66-1,148,557.56

Finding the Fourth Proportional to 1,352,910.84, 1,862,763.66 and 1,148,557.56

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Solution

The fourth proportional to 1,352,910.84, 1,862,763.66 and 1,148,557.56 is: 1,581,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,910.84 : 1,862,763.66 = 1,148,557.56 : x
  2. Step 2: Convert to fraction form
    1,352,910.84/1,862,763.66 = 1,148,557.56/x
  3. Step 3: Cross multiply
    1,352,910.84x = 1,862,763.66 × 1,148,557.56
  4. Step 4: Simplify right side
    1,352,910.84x = 2,139,491,284,186.27
  5. Step 5: Solve for x
    x = 2,139,491,284,186.27/1,352,910.84
  6. Step 6: Final answer
    x = 1,581,398.58

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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.