Home / 1,037,067.60-1,554,979.32-405,228.72

Finding the Fourth Proportional to 1,037,067.60, 1,554,979.32 and 405,228.72

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Solution

The fourth proportional to 1,037,067.60, 1,554,979.32 and 405,228.72 is: 607,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,067.60 : 1,554,979.32 = 405,228.72 : x
  2. Step 2: Convert to fraction form
    1,037,067.60/1,554,979.32 = 405,228.72/x
  3. Step 3: Cross multiply
    1,037,067.60x = 1,554,979.32 × 405,228.72
  4. Step 4: Simplify right side
    1,037,067.60x = 630,122,279,470.07
  5. Step 5: Solve for x
    x = 630,122,279,470.07/1,037,067.60
  6. Step 6: Final answer
    x = 607,600.01

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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.