Home / 3,460,369.40-5,188,998.90-1,329,745.40

Finding the Fourth Proportional to 3,460,369.40, 5,188,998.90 and 1,329,745.40

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Solution

The fourth proportional to 3,460,369.40, 5,188,998.90 and 1,329,745.40 is: 1,994,020.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,369.40 : 5,188,998.90 = 1,329,745.40 : x
  2. Step 2: Convert to fraction form
    3,460,369.40/5,188,998.90 = 1,329,745.40/x
  3. Step 3: Cross multiply
    3,460,369.40x = 5,188,998.90 × 1,329,745.40
  4. Step 4: Simplify right side
    3,460,369.40x = 6,900,047,417,880.06
  5. Step 5: Solve for x
    x = 6,900,047,417,880.06/3,460,369.40
  6. Step 6: Final answer
    x = 1,994,020.47

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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.