Home / 1,566,821.26-2,350,407.46-1,405,907.88

Finding the Fourth Proportional to 1,566,821.26, 2,350,407.46 and 1,405,907.88

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Solution

The fourth proportional to 1,566,821.26, 2,350,407.46 and 1,405,907.88 is: 2,109,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,821.26 : 2,350,407.46 = 1,405,907.88 : x
  2. Step 2: Convert to fraction form
    1,566,821.26/2,350,407.46 = 1,405,907.88/x
  3. Step 3: Cross multiply
    1,566,821.26x = 2,350,407.46 × 1,405,907.88
  4. Step 4: Simplify right side
    1,566,821.26x = 3,304,456,369,224.78
  5. Step 5: Solve for x
    x = 3,304,456,369,224.78/1,566,821.26
  6. Step 6: Final answer
    x = 2,109,019.36

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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.