Home / 1,367,074.80-1,886,617.19-786,297

Finding the Fourth Proportional to 1,367,074.80, 1,886,617.19 and 786,297

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Solution

The fourth proportional to 1,367,074.80, 1,886,617.19 and 786,297 is: 1,085,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,074.80 : 1,886,617.19 = 786,297 : x
  2. Step 2: Convert to fraction form
    1,367,074.80/1,886,617.19 = 786,297/x
  3. Step 3: Cross multiply
    1,367,074.80x = 1,886,617.19 × 786,297
  4. Step 4: Simplify right side
    1,367,074.80x = 1,483,441,432,713.95
  5. Step 5: Solve for x
    x = 1,483,441,432,713.95/1,367,074.80
  6. Step 6: Final answer
    x = 1,085,120.90

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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.