Home / 1,272,198.02-1,909,243.04-514,046.08

Finding the Fourth Proportional to 1,272,198.02, 1,909,243.04 and 514,046.08

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Solution

The fourth proportional to 1,272,198.02, 1,909,243.04 and 514,046.08 is: 771,451.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,198.02 : 1,909,243.04 = 514,046.08 : x
  2. Step 2: Convert to fraction form
    1,272,198.02/1,909,243.04 = 514,046.08/x
  3. Step 3: Cross multiply
    1,272,198.02x = 1,909,243.04 × 514,046.08
  4. Step 4: Simplify right side
    1,272,198.02x = 981,438,890,933.07
  5. Step 5: Solve for x
    x = 981,438,890,933.07/1,272,198.02
  6. Step 6: Final answer
    x = 771,451.36

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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.