Home / 2,517,983.20-3,776,970.07-788,985.40

Finding the Fourth Proportional to 2,517,983.20, 3,776,970.07 and 788,985.40

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Solution

The fourth proportional to 2,517,983.20, 3,776,970.07 and 788,985.40 is: 1,183,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,983.20 : 3,776,970.07 = 788,985.40 : x
  2. Step 2: Convert to fraction form
    2,517,983.20/3,776,970.07 = 788,985.40/x
  3. Step 3: Cross multiply
    2,517,983.20x = 3,776,970.07 × 788,985.40
  4. Step 4: Simplify right side
    2,517,983.20x = 2,979,974,241,466.98
  5. Step 5: Solve for x
    x = 2,979,974,241,466.98/2,517,983.20
  6. Step 6: Final answer
    x = 1,183,476.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.