Home / 1,093,603.30-1,640,404.95-1,005,129.70

Finding the Fourth Proportional to 1,093,603.30, 1,640,404.95 and 1,005,129.70

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Solution

The fourth proportional to 1,093,603.30, 1,640,404.95 and 1,005,129.70 is: 1,507,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,603.30 : 1,640,404.95 = 1,005,129.70 : x
  2. Step 2: Convert to fraction form
    1,093,603.30/1,640,404.95 = 1,005,129.70/x
  3. Step 3: Cross multiply
    1,093,603.30x = 1,640,404.95 × 1,005,129.70
  4. Step 4: Simplify right side
    1,093,603.30x = 1,648,819,735,272.02
  5. Step 5: Solve for x
    x = 1,648,819,735,272.02/1,093,603.30
  6. Step 6: Final answer
    x = 1,507,694.55

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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.