Home / 1,577,187.78-2,366,459.64-512,556.18

Finding the Fourth Proportional to 1,577,187.78, 2,366,459.64 and 512,556.18

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Solution

The fourth proportional to 1,577,187.78, 2,366,459.64 and 512,556.18 is: 769,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,187.78 : 2,366,459.64 = 512,556.18 : x
  2. Step 2: Convert to fraction form
    1,577,187.78/2,366,459.64 = 512,556.18/x
  3. Step 3: Cross multiply
    1,577,187.78x = 2,366,459.64 × 512,556.18
  4. Step 4: Simplify right side
    1,577,187.78x = 1,212,943,513,202.58
  5. Step 5: Solve for x
    x = 1,212,943,513,202.58/1,577,187.78
  6. Step 6: Final answer
    x = 769,054.60

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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.