Home / 3,426,139.56-4,728,071.92-2,049,541.32

Finding the Fourth Proportional to 3,426,139.56, 4,728,071.92 and 2,049,541.32

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Solution

The fourth proportional to 3,426,139.56, 4,728,071.92 and 2,049,541.32 is: 2,828,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,139.56 : 4,728,071.92 = 2,049,541.32 : x
  2. Step 2: Convert to fraction form
    3,426,139.56/4,728,071.92 = 2,049,541.32/x
  3. Step 3: Cross multiply
    3,426,139.56x = 4,728,071.92 × 2,049,541.32
  4. Step 4: Simplify right side
    3,426,139.56x = 9,690,378,763,971.74
  5. Step 5: Solve for x
    x = 9,690,378,763,971.74/3,426,139.56
  6. Step 6: Final answer
    x = 2,828,366.62

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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.