Home / 1,361,714.40-2,042,571.60-913,816.80

Finding the Fourth Proportional to 1,361,714.40, 2,042,571.60 and 913,816.80

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Solution

The fourth proportional to 1,361,714.40, 2,042,571.60 and 913,816.80 is: 1,370,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,714.40 : 2,042,571.60 = 913,816.80 : x
  2. Step 2: Convert to fraction form
    1,361,714.40/2,042,571.60 = 913,816.80/x
  3. Step 3: Cross multiply
    1,361,714.40x = 2,042,571.60 × 913,816.80
  4. Step 4: Simplify right side
    1,361,714.40x = 1,866,536,243,282.88
  5. Step 5: Solve for x
    x = 1,866,536,243,282.88/1,361,714.40
  6. Step 6: Final answer
    x = 1,370,725.20

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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.