Home / 1,371,875.88-2,057,920.29-412,256.58

Finding the Fourth Proportional to 1,371,875.88, 2,057,920.29 and 412,256.58

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Solution

The fourth proportional to 1,371,875.88, 2,057,920.29 and 412,256.58 is: 618,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,875.88 : 2,057,920.29 = 412,256.58 : x
  2. Step 2: Convert to fraction form
    1,371,875.88/2,057,920.29 = 412,256.58/x
  3. Step 3: Cross multiply
    1,371,875.88x = 2,057,920.29 × 412,256.58
  4. Step 4: Simplify right side
    1,371,875.88x = 848,391,180,668.01
  5. Step 5: Solve for x
    x = 848,391,180,668.01/1,371,875.88
  6. Step 6: Final answer
    x = 618,416.86

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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.