Home / 1,082,369.54-1,493,828.38-623,395.85

Finding the Fourth Proportional to 1,082,369.54, 1,493,828.38 and 623,395.85

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Solution

The fourth proportional to 1,082,369.54, 1,493,828.38 and 623,395.85 is: 860,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,369.54 : 1,493,828.38 = 623,395.85 : x
  2. Step 2: Convert to fraction form
    1,082,369.54/1,493,828.38 = 623,395.85/x
  3. Step 3: Cross multiply
    1,082,369.54x = 1,493,828.38 × 623,395.85
  4. Step 4: Simplify right side
    1,082,369.54x = 931,246,402,507.72
  5. Step 5: Solve for x
    x = 931,246,402,507.72/1,082,369.54
  6. Step 6: Final answer
    x = 860,377.51

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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.