Home / 1,371,454.20-2,052,515.70-1,203,492.60

Finding the Fourth Proportional to 1,371,454.20, 2,052,515.70 and 1,203,492.60

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Solution

The fourth proportional to 1,371,454.20, 2,052,515.70 and 1,203,492.60 is: 1,801,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,454.20 : 2,052,515.70 = 1,203,492.60 : x
  2. Step 2: Convert to fraction form
    1,371,454.20/2,052,515.70 = 1,203,492.60/x
  3. Step 3: Cross multiply
    1,371,454.20x = 2,052,515.70 × 1,203,492.60
  4. Step 4: Simplify right side
    1,371,454.20x = 2,470,187,456,333.82
  5. Step 5: Solve for x
    x = 2,470,187,456,333.82/1,371,454.20
  6. Step 6: Final answer
    x = 1,801,144.69

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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.