Home / 2,812,135.52-3,880,725.18-1,522,946

Finding the Fourth Proportional to 2,812,135.52, 3,880,725.18 and 1,522,946

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Solution

The fourth proportional to 2,812,135.52, 3,880,725.18 and 1,522,946 is: 2,101,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,135.52 : 3,880,725.18 = 1,522,946 : x
  2. Step 2: Convert to fraction form
    2,812,135.52/3,880,725.18 = 1,522,946/x
  3. Step 3: Cross multiply
    2,812,135.52x = 3,880,725.18 × 1,522,946
  4. Step 4: Simplify right side
    2,812,135.52x = 5,910,134,889,980.28
  5. Step 5: Solve for x
    x = 5,910,134,889,980.28/2,812,135.52
  6. Step 6: Final answer
    x = 2,101,653.65

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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.