Home / 1,266,067.36-1,898,491.92-424,030.24

Finding the Fourth Proportional to 1,266,067.36, 1,898,491.92 and 424,030.24

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Solution

The fourth proportional to 1,266,067.36, 1,898,491.92 and 424,030.24 is: 635,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,067.36 : 1,898,491.92 = 424,030.24 : x
  2. Step 2: Convert to fraction form
    1,266,067.36/1,898,491.92 = 424,030.24/x
  3. Step 3: Cross multiply
    1,266,067.36x = 1,898,491.92 × 424,030.24
  4. Step 4: Simplify right side
    1,266,067.36x = 805,017,984,475.66
  5. Step 5: Solve for x
    x = 805,017,984,475.66/1,266,067.36
  6. Step 6: Final answer
    x = 635,841.35

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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.