Home / 1,362,710.57-2,043,442.91-509,156.19

Finding the Fourth Proportional to 1,362,710.57, 2,043,442.91 and 509,156.19

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Solution

The fourth proportional to 1,362,710.57, 2,043,442.91 and 509,156.19 is: 763,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,710.57 : 2,043,442.91 = 509,156.19 : x
  2. Step 2: Convert to fraction form
    1,362,710.57/2,043,442.91 = 509,156.19/x
  3. Step 3: Cross multiply
    1,362,710.57x = 2,043,442.91 × 509,156.19
  4. Step 4: Simplify right side
    1,362,710.57x = 1,040,431,603,992.33
  5. Step 5: Solve for x
    x = 1,040,431,603,992.33/1,362,710.57
  6. Step 6: Final answer
    x = 763,501.53

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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.