Home / 1,815,168.80-2,723,012.40-617,146.40

Finding the Fourth Proportional to 1,815,168.80, 2,723,012.40 and 617,146.40

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Solution

The fourth proportional to 1,815,168.80, 2,723,012.40 and 617,146.40 is: 925,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,168.80 : 2,723,012.40 = 617,146.40 : x
  2. Step 2: Convert to fraction form
    1,815,168.80/2,723,012.40 = 617,146.40/x
  3. Step 3: Cross multiply
    1,815,168.80x = 2,723,012.40 × 617,146.40
  4. Step 4: Simplify right side
    1,815,168.80x = 1,680,497,299,815.36
  5. Step 5: Solve for x
    x = 1,680,497,299,815.36/1,815,168.80
  6. Step 6: Final answer
    x = 925,807.73

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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.