Home / 1,347,385.35-2,021,358.83-449,106.15

Finding the Fourth Proportional to 1,347,385.35, 2,021,358.83 and 449,106.15

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Solution

The fourth proportional to 1,347,385.35, 2,021,358.83 and 449,106.15 is: 673,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,385.35 : 2,021,358.83 = 449,106.15 : x
  2. Step 2: Convert to fraction form
    1,347,385.35/2,021,358.83 = 449,106.15/x
  3. Step 3: Cross multiply
    1,347,385.35x = 2,021,358.83 × 449,106.15
  4. Step 4: Simplify right side
    1,347,385.35x = 907,804,679,664.27
  5. Step 5: Solve for x
    x = 907,804,679,664.27/1,347,385.35
  6. Step 6: Final answer
    x = 673,752.82

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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.