Home / 1,071,801.36-1,606,200.84-805,392

Finding the Fourth Proportional to 1,071,801.36, 1,606,200.84 and 805,392

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Solution

The fourth proportional to 1,071,801.36, 1,606,200.84 and 805,392 is: 1,206,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,801.36 : 1,606,200.84 = 805,392 : x
  2. Step 2: Convert to fraction form
    1,071,801.36/1,606,200.84 = 805,392/x
  3. Step 3: Cross multiply
    1,071,801.36x = 1,606,200.84 × 805,392
  4. Step 4: Simplify right side
    1,071,801.36x = 1,293,621,306,929.28
  5. Step 5: Solve for x
    x = 1,293,621,306,929.28/1,071,801.36
  6. Step 6: Final answer
    x = 1,206,959.94

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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.