Home / 3,445,358.39-5,169,123.73-1,623,649.73

Finding the Fourth Proportional to 3,445,358.39, 5,169,123.73 and 1,623,649.73

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Solution

The fourth proportional to 3,445,358.39, 5,169,123.73 and 1,623,649.73 is: 2,435,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,358.39 : 5,169,123.73 = 1,623,649.73 : x
  2. Step 2: Convert to fraction form
    3,445,358.39/5,169,123.73 = 1,623,649.73/x
  3. Step 3: Cross multiply
    3,445,358.39x = 5,169,123.73 × 1,623,649.73
  4. Step 4: Simplify right side
    3,445,358.39x = 8,392,846,348,551.09
  5. Step 5: Solve for x
    x = 8,392,846,348,551.09/3,445,358.39
  6. Step 6: Final answer
    x = 2,435,986.45

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1.5x scale

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.