Home / 1,448,081.10-2,172,404.70-437,285.34

Finding the Fourth Proportional to 1,448,081.10, 2,172,404.70 and 437,285.34

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Solution

The fourth proportional to 1,448,081.10, 2,172,404.70 and 437,285.34 is: 656,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,081.10 : 2,172,404.70 = 437,285.34 : x
  2. Step 2: Convert to fraction form
    1,448,081.10/2,172,404.70 = 437,285.34/x
  3. Step 3: Cross multiply
    1,448,081.10x = 2,172,404.70 × 437,285.34
  4. Step 4: Simplify right side
    1,448,081.10x = 949,960,727,857.10
  5. Step 5: Solve for x
    x = 949,960,727,857.10/1,448,081.10
  6. Step 6: Final answer
    x = 656,013.48

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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.