Home / 1,646,427.60-2,469,684.74-448,374.42

Finding the Fourth Proportional to 1,646,427.60, 2,469,684.74 and 448,374.42

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Solution

The fourth proportional to 1,646,427.60, 2,469,684.74 and 448,374.42 is: 672,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,427.60 : 2,469,684.74 = 448,374.42 : x
  2. Step 2: Convert to fraction form
    1,646,427.60/2,469,684.74 = 448,374.42/x
  3. Step 3: Cross multiply
    1,646,427.60x = 2,469,684.74 × 448,374.42
  4. Step 4: Simplify right side
    1,646,427.60x = 1,107,343,460,638.48
  5. Step 5: Solve for x
    x = 1,107,343,460,638.48/1,646,427.60
  6. Step 6: Final answer
    x = 672,573.43

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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.