Home / 1,367,074.30-1,886,616.49-786,296.50

Finding the Fourth Proportional to 1,367,074.30, 1,886,616.49 and 786,296.50

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Solution

The fourth proportional to 1,367,074.30, 1,886,616.49 and 786,296.50 is: 1,085,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,074.30 : 1,886,616.49 = 786,296.50 : x
  2. Step 2: Convert to fraction form
    1,367,074.30/1,886,616.49 = 786,296.50/x
  3. Step 3: Cross multiply
    1,367,074.30x = 1,886,616.49 × 786,296.50
  4. Step 4: Simplify right side
    1,367,074.30x = 1,483,439,944,895.03
  5. Step 5: Solve for x
    x = 1,483,439,944,895.03/1,367,074.30
  6. Step 6: Final answer
    x = 1,085,120.21

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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.