Home / 1,109,102.78-1,530,566.44-599,805.15

Finding the Fourth Proportional to 1,109,102.78, 1,530,566.44 and 599,805.15

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Solution

The fourth proportional to 1,109,102.78, 1,530,566.44 and 599,805.15 is: 827,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,102.78 : 1,530,566.44 = 599,805.15 : x
  2. Step 2: Convert to fraction form
    1,109,102.78/1,530,566.44 = 599,805.15/x
  3. Step 3: Cross multiply
    1,109,102.78x = 1,530,566.44 × 599,805.15
  4. Step 4: Simplify right side
    1,109,102.78x = 918,041,633,129.17
  5. Step 5: Solve for x
    x = 918,041,633,129.17/1,109,102.78
  6. Step 6: Final answer
    x = 827,733.60

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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.