Home / 1,912,087.53-2,638,835.03-1,096,367.11

Finding the Fourth Proportional to 1,912,087.53, 2,638,835.03 and 1,096,367.11

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Solution

The fourth proportional to 1,912,087.53, 2,638,835.03 and 1,096,367.11 is: 1,513,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,087.53 : 2,638,835.03 = 1,096,367.11 : x
  2. Step 2: Convert to fraction form
    1,912,087.53/2,638,835.03 = 1,096,367.11/x
  3. Step 3: Cross multiply
    1,912,087.53x = 2,638,835.03 × 1,096,367.11
  4. Step 4: Simplify right side
    1,912,087.53x = 2,893,131,916,931.85
  5. Step 5: Solve for x
    x = 2,893,131,916,931.85/1,912,087.53
  6. Step 6: Final answer
    x = 1,513,075.04

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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.