Home / 3,599,111.68-4,966,579.20-1,989,376

Finding the Fourth Proportional to 3,599,111.68, 4,966,579.20 and 1,989,376

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Solution

The fourth proportional to 3,599,111.68, 4,966,579.20 and 1,989,376 is: 2,745,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599,111.68 : 4,966,579.20 = 1,989,376 : x
  2. Step 2: Convert to fraction form
    3,599,111.68/4,966,579.20 = 1,989,376/x
  3. Step 3: Cross multiply
    3,599,111.68x = 4,966,579.20 × 1,989,376
  4. Step 4: Simplify right side
    3,599,111.68x = 9,880,393,462,579.20
  5. Step 5: Solve for x
    x = 9,880,393,462,579.20/3,599,111.68
  6. Step 6: Final answer
    x = 2,745,231.14

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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.