Home / 1,226,227.08-1,838,804.41-618,641.58

Finding the Fourth Proportional to 1,226,227.08, 1,838,804.41 and 618,641.58

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Solution

The fourth proportional to 1,226,227.08, 1,838,804.41 and 618,641.58 is: 927,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,227.08 : 1,838,804.41 = 618,641.58 : x
  2. Step 2: Convert to fraction form
    1,226,227.08/1,838,804.41 = 618,641.58/x
  3. Step 3: Cross multiply
    1,226,227.08x = 1,838,804.41 × 618,641.58
  4. Step 4: Simplify right side
    1,226,227.08x = 1,137,560,865,513.37
  5. Step 5: Solve for x
    x = 1,137,560,865,513.37/1,226,227.08
  6. Step 6: Final answer
    x = 927,691.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.