Home / 1,309,735.28-1,807,431.84-736,775.44

Finding the Fourth Proportional to 1,309,735.28, 1,807,431.84 and 736,775.44

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Solution

The fourth proportional to 1,309,735.28, 1,807,431.84 and 736,775.44 is: 1,016,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,735.28 : 1,807,431.84 = 736,775.44 : x
  2. Step 2: Convert to fraction form
    1,309,735.28/1,807,431.84 = 736,775.44/x
  3. Step 3: Cross multiply
    1,309,735.28x = 1,807,431.84 × 736,775.44
  4. Step 4: Simplify right side
    1,309,735.28x = 1,331,671,389,186.01
  5. Step 5: Solve for x
    x = 1,331,671,389,186.01/1,309,735.28
  6. Step 6: Final answer
    x = 1,016,748.51

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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.