Home / 1,307,679.45-1,804,599.23-734,719.29

Finding the Fourth Proportional to 1,307,679.45, 1,804,599.23 and 734,719.29

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Solution

The fourth proportional to 1,307,679.45, 1,804,599.23 and 734,719.29 is: 1,013,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,679.45 : 1,804,599.23 = 734,719.29 : x
  2. Step 2: Convert to fraction form
    1,307,679.45/1,804,599.23 = 734,719.29/x
  3. Step 3: Cross multiply
    1,307,679.45x = 1,804,599.23 × 734,719.29
  4. Step 4: Simplify right side
    1,307,679.45x = 1,325,873,861,326.55
  5. Step 5: Solve for x
    x = 1,325,873,861,326.55/1,307,679.45
  6. Step 6: Final answer
    x = 1,013,913.51

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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.