Home / 1,994,114.10-2,990,825.55-731,291.70

Finding the Fourth Proportional to 1,994,114.10, 2,990,825.55 and 731,291.70

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Solution

The fourth proportional to 1,994,114.10, 2,990,825.55 and 731,291.70 is: 1,096,810.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,114.10 : 2,990,825.55 = 731,291.70 : x
  2. Step 2: Convert to fraction form
    1,994,114.10/2,990,825.55 = 731,291.70/x
  3. Step 3: Cross multiply
    1,994,114.10x = 2,990,825.55 × 731,291.70
  4. Step 4: Simplify right side
    1,994,114.10x = 2,187,165,900,862.93
  5. Step 5: Solve for x
    x = 2,187,165,900,862.93/1,994,114.10
  6. Step 6: Final answer
    x = 1,096,810.81

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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.