Home / 1,610,539.27-2,222,586.65-885,405.26

Finding the Fourth Proportional to 1,610,539.27, 2,222,586.65 and 885,405.26

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Solution

The fourth proportional to 1,610,539.27, 2,222,586.65 and 885,405.26 is: 1,221,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,539.27 : 2,222,586.65 = 885,405.26 : x
  2. Step 2: Convert to fraction form
    1,610,539.27/2,222,586.65 = 885,405.26/x
  3. Step 3: Cross multiply
    1,610,539.27x = 2,222,586.65 × 885,405.26
  4. Step 4: Simplify right side
    1,610,539.27x = 1,967,889,918,485.76
  5. Step 5: Solve for x
    x = 1,967,889,918,485.76/1,610,539.27
  6. Step 6: Final answer
    x = 1,221,882.61

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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.