Home / 1,334,503.95-1,997,103.68-1,091,812.56

Finding the Fourth Proportional to 1,334,503.95, 1,997,103.68 and 1,091,812.56

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Solution

The fourth proportional to 1,334,503.95, 1,997,103.68 and 1,091,812.56 is: 1,633,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,503.95 : 1,997,103.68 = 1,091,812.56 : x
  2. Step 2: Convert to fraction form
    1,334,503.95/1,997,103.68 = 1,091,812.56/x
  3. Step 3: Cross multiply
    1,334,503.95x = 1,997,103.68 × 1,091,812.56
  4. Step 4: Simplify right side
    1,334,503.95x = 2,180,462,881,446.22
  5. Step 5: Solve for x
    x = 2,180,462,881,446.22/1,334,503.95
  6. Step 6: Final answer
    x = 1,633,912.65

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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.