Home / 2,585,972.40-3,880,708.20-1,165,297.20

Finding the Fourth Proportional to 2,585,972.40, 3,880,708.20 and 1,165,297.20

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Solution

The fourth proportional to 2,585,972.40, 3,880,708.20 and 1,165,297.20 is: 1,748,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,972.40 : 3,880,708.20 = 1,165,297.20 : x
  2. Step 2: Convert to fraction form
    2,585,972.40/3,880,708.20 = 1,165,297.20/x
  3. Step 3: Cross multiply
    2,585,972.40x = 3,880,708.20 × 1,165,297.20
  4. Step 4: Simplify right side
    2,585,972.40x = 4,522,178,399,477.04
  5. Step 5: Solve for x
    x = 4,522,178,399,477.04/2,585,972.40
  6. Step 6: Final answer
    x = 1,748,734.21

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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.