Home / 3,611,687.90-4,980,901.02-2,389,242.38

Finding the Fourth Proportional to 3,611,687.90, 4,980,901.02 and 2,389,242.38

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Solution

The fourth proportional to 3,611,687.90, 4,980,901.02 and 2,389,242.38 is: 3,295,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,687.90 : 4,980,901.02 = 2,389,242.38 : x
  2. Step 2: Convert to fraction form
    3,611,687.90/4,980,901.02 = 2,389,242.38/x
  3. Step 3: Cross multiply
    3,611,687.90x = 4,980,901.02 × 2,389,242.38
  4. Step 4: Simplify right side
    3,611,687.90x = 11,900,579,807,569.23
  5. Step 5: Solve for x
    x = 11,900,579,807,569.23/3,611,687.90
  6. Step 6: Final answer
    x = 3,295,018.88

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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.