Home / 1,553,943.72-2,330,915.58-557,371.56

Finding the Fourth Proportional to 1,553,943.72, 2,330,915.58 and 557,371.56

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Solution

The fourth proportional to 1,553,943.72, 2,330,915.58 and 557,371.56 is: 836,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,943.72 : 2,330,915.58 = 557,371.56 : x
  2. Step 2: Convert to fraction form
    1,553,943.72/2,330,915.58 = 557,371.56/x
  3. Step 3: Cross multiply
    1,553,943.72x = 2,330,915.58 × 557,371.56
  4. Step 4: Simplify right side
    1,553,943.72x = 1,299,186,053,052.91
  5. Step 5: Solve for x
    x = 1,299,186,053,052.91/1,553,943.72
  6. Step 6: Final answer
    x = 836,057.34

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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.