Home / 1,137,464.34-1,569,739.53-672,716.61

Finding the Fourth Proportional to 1,137,464.34, 1,569,739.53 and 672,716.61

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Solution

The fourth proportional to 1,137,464.34, 1,569,739.53 and 672,716.61 is: 928,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,464.34 : 1,569,739.53 = 672,716.61 : x
  2. Step 2: Convert to fraction form
    1,137,464.34/1,569,739.53 = 672,716.61/x
  3. Step 3: Cross multiply
    1,137,464.34x = 1,569,739.53 × 672,716.61
  4. Step 4: Simplify right side
    1,137,464.34x = 1,055,989,855,204.59
  5. Step 5: Solve for x
    x = 1,055,989,855,204.59/1,137,464.34
  6. Step 6: Final answer
    x = 928,371.83

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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.