Home / 1,582,731.36-2,185,166.16-1,099,141.92

Finding the Fourth Proportional to 1,582,731.36, 2,185,166.16 and 1,099,141.92

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Solution

The fourth proportional to 1,582,731.36, 2,185,166.16 and 1,099,141.92 is: 1,517,508.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,731.36 : 2,185,166.16 = 1,099,141.92 : x
  2. Step 2: Convert to fraction form
    1,582,731.36/2,185,166.16 = 1,099,141.92/x
  3. Step 3: Cross multiply
    1,582,731.36x = 2,185,166.16 × 1,099,141.92
  4. Step 4: Simplify right side
    1,582,731.36x = 2,401,807,728,621.43
  5. Step 5: Solve for x
    x = 2,401,807,728,621.43/1,582,731.36
  6. Step 6: Final answer
    x = 1,517,508.14

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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.