Home / 1,993,914.72-2,990,548.08-573,647.76

Finding the Fourth Proportional to 1,993,914.72, 2,990,548.08 and 573,647.76

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Solution

The fourth proportional to 1,993,914.72, 2,990,548.08 and 573,647.76 is: 860,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,914.72 : 2,990,548.08 = 573,647.76 : x
  2. Step 2: Convert to fraction form
    1,993,914.72/2,990,548.08 = 573,647.76/x
  3. Step 3: Cross multiply
    1,993,914.72x = 2,990,548.08 × 573,647.76
  4. Step 4: Simplify right side
    1,993,914.72x = 1,715,521,207,264.30
  5. Step 5: Solve for x
    x = 1,715,521,207,264.30/1,993,914.72
  6. Step 6: Final answer
    x = 860,378.43

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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.