Home / 2,640,894.20-3,961,341.30-957,390.20

Finding the Fourth Proportional to 2,640,894.20, 3,961,341.30 and 957,390.20

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Solution

The fourth proportional to 2,640,894.20, 3,961,341.30 and 957,390.20 is: 1,436,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,894.20 : 3,961,341.30 = 957,390.20 : x
  2. Step 2: Convert to fraction form
    2,640,894.20/3,961,341.30 = 957,390.20/x
  3. Step 3: Cross multiply
    2,640,894.20x = 3,961,341.30 × 957,390.20
  4. Step 4: Simplify right side
    2,640,894.20x = 3,792,549,339,475.26
  5. Step 5: Solve for x
    x = 3,792,549,339,475.26/2,640,894.20
  6. Step 6: Final answer
    x = 1,436,085.30

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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.