Home / 1,106,891.92-1,526,988.93-647,724.83

Finding the Fourth Proportional to 1,106,891.92, 1,526,988.93 and 647,724.83

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Solution

The fourth proportional to 1,106,891.92, 1,526,988.93 and 647,724.83 is: 893,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,891.92 : 1,526,988.93 = 647,724.83 : x
  2. Step 2: Convert to fraction form
    1,106,891.92/1,526,988.93 = 647,724.83/x
  3. Step 3: Cross multiply
    1,106,891.92x = 1,526,988.93 × 647,724.83
  4. Step 4: Simplify right side
    1,106,891.92x = 989,068,653,999.54
  5. Step 5: Solve for x
    x = 989,068,653,999.54/1,106,891.92
  6. Step 6: Final answer
    x = 893,554.86

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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.