Home / 1,622,367.47-2,433,365.30-424,405.41

Finding the Fourth Proportional to 1,622,367.47, 2,433,365.30 and 424,405.41

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Solution

The fourth proportional to 1,622,367.47, 2,433,365.30 and 424,405.41 is: 636,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,367.47 : 2,433,365.30 = 424,405.41 : x
  2. Step 2: Convert to fraction form
    1,622,367.47/2,433,365.30 = 424,405.41/x
  3. Step 3: Cross multiply
    1,622,367.47x = 2,433,365.30 × 424,405.41
  4. Step 4: Simplify right side
    1,622,367.47x = 1,032,733,398,887.29
  5. Step 5: Solve for x
    x = 1,032,733,398,887.29/1,622,367.47
  6. Step 6: Final answer
    x = 636,559.49

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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.