Home / 1,347,193.71-2,020,714.02-814,571.73

Finding the Fourth Proportional to 1,347,193.71, 2,020,714.02 and 814,571.73

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Solution

The fourth proportional to 1,347,193.71, 2,020,714.02 and 814,571.73 is: 1,221,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,193.71 : 2,020,714.02 = 814,571.73 : x
  2. Step 2: Convert to fraction form
    1,347,193.71/2,020,714.02 = 814,571.73/x
  3. Step 3: Cross multiply
    1,347,193.71x = 2,020,714.02 × 814,571.73
  4. Step 4: Simplify right side
    1,347,193.71x = 1,646,016,515,106.65
  5. Step 5: Solve for x
    x = 1,646,016,515,106.65/1,347,193.71
  6. Step 6: Final answer
    x = 1,221,811.31

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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.