Home / 3,590,385.45-4,954,559.20-1,958,695.50

Finding the Fourth Proportional to 3,590,385.45, 4,954,559.20 and 1,958,695.50

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Solution

The fourth proportional to 3,590,385.45, 4,954,559.20 and 1,958,695.50 is: 2,702,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590,385.45 : 4,954,559.20 = 1,958,695.50 : x
  2. Step 2: Convert to fraction form
    3,590,385.45/4,954,559.20 = 1,958,695.50/x
  3. Step 3: Cross multiply
    3,590,385.45x = 4,954,559.20 × 1,958,695.50
  4. Step 4: Simplify right side
    3,590,385.45x = 9,704,472,809,271.76
  5. Step 5: Solve for x
    x = 9,704,472,809,271.76/3,590,385.45
  6. Step 6: Final answer
    x = 2,702,905.57

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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.