Home / 1,039,506.10-1,560,243.30-889,915.30

Finding the Fourth Proportional to 1,039,506.10, 1,560,243.30 and 889,915.30

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Solution

The fourth proportional to 1,039,506.10, 1,560,243.30 and 889,915.30 is: 1,335,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,506.10 : 1,560,243.30 = 889,915.30 : x
  2. Step 2: Convert to fraction form
    1,039,506.10/1,560,243.30 = 889,915.30/x
  3. Step 3: Cross multiply
    1,039,506.10x = 1,560,243.30 × 889,915.30
  4. Step 4: Simplify right side
    1,039,506.10x = 1,388,484,384,392.49
  5. Step 5: Solve for x
    x = 1,388,484,384,392.49/1,039,506.10
  6. Step 6: Final answer
    x = 1,335,715.48

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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.