Home / 1,513,942.98-2,271,123.44-554,272.80

Finding the Fourth Proportional to 1,513,942.98, 2,271,123.44 and 554,272.80

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Solution

The fourth proportional to 1,513,942.98, 2,271,123.44 and 554,272.80 is: 831,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,942.98 : 2,271,123.44 = 554,272.80 : x
  2. Step 2: Convert to fraction form
    1,513,942.98/2,271,123.44 = 554,272.80/x
  3. Step 3: Cross multiply
    1,513,942.98x = 2,271,123.44 × 554,272.80
  4. Step 4: Simplify right side
    1,513,942.98x = 1,258,821,948,234.43
  5. Step 5: Solve for x
    x = 1,258,821,948,234.43/1,513,942.98
  6. Step 6: Final answer
    x = 831,485.71

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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.