Home / 2,057,425.47-2,839,287.29-1,231,349.49

Finding the Fourth Proportional to 2,057,425.47, 2,839,287.29 and 1,231,349.49

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Solution

The fourth proportional to 2,057,425.47, 2,839,287.29 and 1,231,349.49 is: 1,699,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,425.47 : 2,839,287.29 = 1,231,349.49 : x
  2. Step 2: Convert to fraction form
    2,057,425.47/2,839,287.29 = 1,231,349.49/x
  3. Step 3: Cross multiply
    2,057,425.47x = 2,839,287.29 × 1,231,349.49
  4. Step 4: Simplify right side
    2,057,425.47x = 3,496,154,950,348.24
  5. Step 5: Solve for x
    x = 3,496,154,950,348.24/2,057,425.47
  6. Step 6: Final answer
    x = 1,699,286.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.