Home / 1,414,387.80-1,950,973.76-862,851.52

Finding the Fourth Proportional to 1,414,387.80, 1,950,973.76 and 862,851.52

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Solution

The fourth proportional to 1,414,387.80, 1,950,973.76 and 862,851.52 is: 1,190,197.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,387.80 : 1,950,973.76 = 862,851.52 : x
  2. Step 2: Convert to fraction form
    1,414,387.80/1,950,973.76 = 862,851.52/x
  3. Step 3: Cross multiply
    1,414,387.80x = 1,950,973.76 × 862,851.52
  4. Step 4: Simplify right side
    1,414,387.80x = 1,683,400,674,296.12
  5. Step 5: Solve for x
    x = 1,683,400,674,296.12/1,414,387.80
  6. Step 6: Final answer
    x = 1,190,197.39

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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.