Home / 3,460,368.90-5,188,998.15-1,329,744.90

Finding the Fourth Proportional to 3,460,368.90, 5,188,998.15 and 1,329,744.90

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Solution

The fourth proportional to 3,460,368.90, 5,188,998.15 and 1,329,744.90 is: 1,994,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,368.90 : 5,188,998.15 = 1,329,744.90 : x
  2. Step 2: Convert to fraction form
    3,460,368.90/5,188,998.15 = 1,329,744.90/x
  3. Step 3: Cross multiply
    3,460,368.90x = 5,188,998.15 × 1,329,744.90
  4. Step 4: Simplify right side
    3,460,368.90x = 6,900,043,826,071.94
  5. Step 5: Solve for x
    x = 6,900,043,826,071.94/3,460,368.90
  6. Step 6: Final answer
    x = 1,994,019.72

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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.