Home / 1,309,377.08-1,807,770.56-896,604.60

Finding the Fourth Proportional to 1,309,377.08, 1,807,770.56 and 896,604.60

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Solution

The fourth proportional to 1,309,377.08, 1,807,770.56 and 896,604.60 is: 1,237,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,377.08 : 1,807,770.56 = 896,604.60 : x
  2. Step 2: Convert to fraction form
    1,309,377.08/1,807,770.56 = 896,604.60/x
  3. Step 3: Cross multiply
    1,309,377.08x = 1,807,770.56 × 896,604.60
  4. Step 4: Simplify right side
    1,309,377.08x = 1,620,855,395,357.55
  5. Step 5: Solve for x
    x = 1,620,855,395,357.55/1,309,377.08
  6. Step 6: Final answer
    x = 1,237,882.83

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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.