Home / 1,585,685.44-2,377,857.48-638,801.92

Finding the Fourth Proportional to 1,585,685.44, 2,377,857.48 and 638,801.92

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Solution

The fourth proportional to 1,585,685.44, 2,377,857.48 and 638,801.92 is: 957,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,685.44 : 2,377,857.48 = 638,801.92 : x
  2. Step 2: Convert to fraction form
    1,585,685.44/2,377,857.48 = 638,801.92/x
  3. Step 3: Cross multiply
    1,585,685.44x = 2,377,857.48 × 638,801.92
  4. Step 4: Simplify right side
    1,585,685.44x = 1,518,979,923,710.36
  5. Step 5: Solve for x
    x = 1,518,979,923,710.36/1,585,685.44
  6. Step 6: Final answer
    x = 957,932.69

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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.