Home / 1,448,080.79-2,172,472.34-437,142.33

Finding the Fourth Proportional to 1,448,080.79, 2,172,472.34 and 437,142.33

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Solution

The fourth proportional to 1,448,080.79, 2,172,472.34 and 437,142.33 is: 655,819.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,080.79 : 2,172,472.34 = 437,142.33 : x
  2. Step 2: Convert to fraction form
    1,448,080.79/2,172,472.34 = 437,142.33/x
  3. Step 3: Cross multiply
    1,448,080.79x = 2,172,472.34 × 437,142.33
  4. Step 4: Simplify right side
    1,448,080.79x = 949,679,618,382.44
  5. Step 5: Solve for x
    x = 949,679,618,382.44/1,448,080.79
  6. Step 6: Final answer
    x = 655,819.50

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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.