Home / 1,448,057.29-2,172,437.10-437,118.85

Finding the Fourth Proportional to 1,448,057.29, 2,172,437.10 and 437,118.85

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Solution

The fourth proportional to 1,448,057.29, 2,172,437.10 and 437,118.85 is: 655,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,057.29 : 2,172,437.10 = 437,118.85 : x
  2. Step 2: Convert to fraction form
    1,448,057.29/2,172,437.10 = 437,118.85/x
  3. Step 3: Cross multiply
    1,448,057.29x = 2,172,437.10 × 437,118.85
  4. Step 4: Simplify right side
    1,448,057.29x = 949,613,206,849.34
  5. Step 5: Solve for x
    x = 949,613,206,849.34/1,448,057.29
  6. Step 6: Final answer
    x = 655,784.28

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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.