Home / 1,671,553.40-2,306,679-907,589.48

Finding the Fourth Proportional to 1,671,553.40, 2,306,679 and 907,589.48

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Solution

The fourth proportional to 1,671,553.40, 2,306,679 and 907,589.48 is: 1,252,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,553.40 : 2,306,679 = 907,589.48 : x
  2. Step 2: Convert to fraction form
    1,671,553.40/2,306,679 = 907,589.48/x
  3. Step 3: Cross multiply
    1,671,553.40x = 2,306,679 × 907,589.48
  4. Step 4: Simplify right side
    1,671,553.40x = 2,093,517,594,136.92
  5. Step 5: Solve for x
    x = 2,093,517,594,136.92/1,671,553.40
  6. Step 6: Final answer
    x = 1,252,438.36

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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.