Home / 2,980,331.40-4,490,410.34-2,696,382.24

Finding the Fourth Proportional to 2,980,331.40, 4,490,410.34 and 2,696,382.24

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Solution

The fourth proportional to 2,980,331.40, 4,490,410.34 and 2,696,382.24 is: 4,062,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,331.40 : 4,490,410.34 = 2,696,382.24 : x
  2. Step 2: Convert to fraction form
    2,980,331.40/4,490,410.34 = 2,696,382.24/x
  3. Step 3: Cross multiply
    2,980,331.40x = 4,490,410.34 × 2,696,382.24
  4. Step 4: Simplify right side
    2,980,331.40x = 12,107,862,691,088.36
  5. Step 5: Solve for x
    x = 12,107,862,691,088.36/2,980,331.40
  6. Step 6: Final answer
    x = 4,062,589.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.