Home / 1,109,157.47-1,530,638.31-599,859.84

Finding the Fourth Proportional to 1,109,157.47, 1,530,638.31 and 599,859.84

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Solution

The fourth proportional to 1,109,157.47, 1,530,638.31 and 599,859.84 is: 827,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,157.47 : 1,530,638.31 = 599,859.84 : x
  2. Step 2: Convert to fraction form
    1,109,157.47/1,530,638.31 = 599,859.84/x
  3. Step 3: Cross multiply
    1,109,157.47x = 1,530,638.31 × 599,859.84
  4. Step 4: Simplify right side
    1,109,157.47x = 918,168,451,734.47
  5. Step 5: Solve for x
    x = 918,168,451,734.47/1,109,157.47
  6. Step 6: Final answer
    x = 827,807.12

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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.