Home / 1,791,731.63-2,472,589.64-986,915.63

Finding the Fourth Proportional to 1,791,731.63, 2,472,589.64 and 986,915.63

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Solution

The fourth proportional to 1,791,731.63, 2,472,589.64 and 986,915.63 is: 1,361,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,731.63 : 2,472,589.64 = 986,915.63 : x
  2. Step 2: Convert to fraction form
    1,791,731.63/2,472,589.64 = 986,915.63/x
  3. Step 3: Cross multiply
    1,791,731.63x = 2,472,589.64 × 986,915.63
  4. Step 4: Simplify right side
    1,791,731.63x = 2,440,237,352,396.41
  5. Step 5: Solve for x
    x = 2,440,237,352,396.41/1,791,731.63
  6. Step 6: Final answer
    x = 1,361,943.56

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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.