Home / 1,511,656.80-2,086,086.24-832,593.30

Finding the Fourth Proportional to 1,511,656.80, 2,086,086.24 and 832,593.30

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Solution

The fourth proportional to 1,511,656.80, 2,086,086.24 and 832,593.30 is: 1,148,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,656.80 : 2,086,086.24 = 832,593.30 : x
  2. Step 2: Convert to fraction form
    1,511,656.80/2,086,086.24 = 832,593.30/x
  3. Step 3: Cross multiply
    1,511,656.80x = 2,086,086.24 × 832,593.30
  4. Step 4: Simplify right side
    1,511,656.80x = 1,736,861,426,646.19
  5. Step 5: Solve for x
    x = 1,736,861,426,646.19/1,511,656.80
  6. Step 6: Final answer
    x = 1,148,978.67

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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.