Home / 1,815,393.47-2,722,302.88-616,994.01

Finding the Fourth Proportional to 1,815,393.47, 2,722,302.88 and 616,994.01

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Solution

The fourth proportional to 1,815,393.47, 2,722,302.88 and 616,994.01 is: 925,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,393.47 : 2,722,302.88 = 616,994.01 : x
  2. Step 2: Convert to fraction form
    1,815,393.47/2,722,302.88 = 616,994.01/x
  3. Step 3: Cross multiply
    1,815,393.47x = 2,722,302.88 × 616,994.01
  4. Step 4: Simplify right side
    1,815,393.47x = 1,679,644,568,823.26
  5. Step 5: Solve for x
    x = 1,679,644,568,823.26/1,815,393.47
  6. Step 6: Final answer
    x = 925,223.43

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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.