Home / 1,550,722.39-2,326,194.69-413,478.63

Finding the Fourth Proportional to 1,550,722.39, 2,326,194.69 and 413,478.63

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Solution

The fourth proportional to 1,550,722.39, 2,326,194.69 and 413,478.63 is: 620,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,722.39 : 2,326,194.69 = 413,478.63 : x
  2. Step 2: Convert to fraction form
    1,550,722.39/2,326,194.69 = 413,478.63/x
  3. Step 3: Cross multiply
    1,550,722.39x = 2,326,194.69 × 413,478.63
  4. Step 4: Simplify right side
    1,550,722.39x = 961,831,793,534.48
  5. Step 5: Solve for x
    x = 961,831,793,534.48/1,550,722.39
  6. Step 6: Final answer
    x = 620,247.57

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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.