Home / 1,599,983.49-2,397,673.20-688,915.86

Finding the Fourth Proportional to 1,599,983.49, 2,397,673.20 and 688,915.86

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Solution

The fourth proportional to 1,599,983.49, 2,397,673.20 and 688,915.86 is: 1,032,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,983.49 : 2,397,673.20 = 688,915.86 : x
  2. Step 2: Convert to fraction form
    1,599,983.49/2,397,673.20 = 688,915.86/x
  3. Step 3: Cross multiply
    1,599,983.49x = 2,397,673.20 × 688,915.86
  4. Step 4: Simplify right side
    1,599,983.49x = 1,651,795,094,576.95
  5. Step 5: Solve for x
    x = 1,651,795,094,576.95/1,599,983.49
  6. Step 6: Final answer
    x = 1,032,382.59

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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.