Home / 1,618,764.86-2,427,577.20-538,984.22

Finding the Fourth Proportional to 1,618,764.86, 2,427,577.20 and 538,984.22

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Solution

The fourth proportional to 1,618,764.86, 2,427,577.20 and 538,984.22 is: 808,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,764.86 : 2,427,577.20 = 538,984.22 : x
  2. Step 2: Convert to fraction form
    1,618,764.86/2,427,577.20 = 538,984.22/x
  3. Step 3: Cross multiply
    1,618,764.86x = 2,427,577.20 × 538,984.22
  4. Step 4: Simplify right side
    1,618,764.86x = 1,308,425,803,631.78
  5. Step 5: Solve for x
    x = 1,308,425,803,631.78/1,618,764.86
  6. Step 6: Final answer
    x = 808,286.51

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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.