Home / 1,653,983.64-2,481,041.07-517,509.09

Finding the Fourth Proportional to 1,653,983.64, 2,481,041.07 and 517,509.09

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Solution

The fourth proportional to 1,653,983.64, 2,481,041.07 and 517,509.09 is: 776,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,983.64 : 2,481,041.07 = 517,509.09 : x
  2. Step 2: Convert to fraction form
    1,653,983.64/2,481,041.07 = 517,509.09/x
  3. Step 3: Cross multiply
    1,653,983.64x = 2,481,041.07 × 517,509.09
  4. Step 4: Simplify right side
    1,653,983.64x = 1,283,961,306,388.33
  5. Step 5: Solve for x
    x = 1,283,961,306,388.33/1,653,983.64
  6. Step 6: Final answer
    x = 776,284.16

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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.