Home / 1,943,253.82-2,681,693.85-1,083,869.47

Finding the Fourth Proportional to 1,943,253.82, 2,681,693.85 and 1,083,869.47

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Solution

The fourth proportional to 1,943,253.82, 2,681,693.85 and 1,083,869.47 is: 1,495,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,253.82 : 2,681,693.85 = 1,083,869.47 : x
  2. Step 2: Convert to fraction form
    1,943,253.82/2,681,693.85 = 1,083,869.47/x
  3. Step 3: Cross multiply
    1,943,253.82x = 2,681,693.85 × 1,083,869.47
  4. Step 4: Simplify right side
    1,943,253.82x = 2,906,606,091,901.76
  5. Step 5: Solve for x
    x = 2,906,606,091,901.76/1,943,253.82
  6. Step 6: Final answer
    x = 1,495,741.86

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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.