Home / 1,447,165.58-1,997,211.19-802,793.40

Finding the Fourth Proportional to 1,447,165.58, 1,997,211.19 and 802,793.40

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Solution

The fourth proportional to 1,447,165.58, 1,997,211.19 and 802,793.40 is: 1,107,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,165.58 : 1,997,211.19 = 802,793.40 : x
  2. Step 2: Convert to fraction form
    1,447,165.58/1,997,211.19 = 802,793.40/x
  3. Step 3: Cross multiply
    1,447,165.58x = 1,997,211.19 × 802,793.40
  4. Step 4: Simplify right side
    1,447,165.58x = 1,603,347,961,738.15
  5. Step 5: Solve for x
    x = 1,603,347,961,738.15/1,447,165.58
  6. Step 6: Final answer
    x = 1,107,922.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.