Home / 2,313,772.89-3,192,924.18-1,281,219.72

Finding the Fourth Proportional to 2,313,772.89, 3,192,924.18 and 1,281,219.72

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Solution

The fourth proportional to 2,313,772.89, 3,192,924.18 and 1,281,219.72 is: 1,768,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313,772.89 : 3,192,924.18 = 1,281,219.72 : x
  2. Step 2: Convert to fraction form
    2,313,772.89/3,192,924.18 = 1,281,219.72/x
  3. Step 3: Cross multiply
    2,313,772.89x = 3,192,924.18 × 1,281,219.72
  4. Step 4: Simplify right side
    2,313,772.89x = 4,090,837,423,880.83
  5. Step 5: Solve for x
    x = 4,090,837,423,880.83/2,313,772.89
  6. Step 6: Final answer
    x = 1,768,037.58

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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.