Home / 1,076,945.10-1,614,834.45-445,145.10

Finding the Fourth Proportional to 1,076,945.10, 1,614,834.45 and 445,145.10

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Solution

The fourth proportional to 1,076,945.10, 1,614,834.45 and 445,145.10 is: 667,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,945.10 : 1,614,834.45 = 445,145.10 : x
  2. Step 2: Convert to fraction form
    1,076,945.10/1,614,834.45 = 445,145.10/x
  3. Step 3: Cross multiply
    1,076,945.10x = 1,614,834.45 × 445,145.10
  4. Step 4: Simplify right side
    1,076,945.10x = 718,835,642,728.70
  5. Step 5: Solve for x
    x = 718,835,642,728.70/1,076,945.10
  6. Step 6: Final answer
    x = 667,476.59

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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.