Home / 2,892,423.06-3,991,735.95-1,603,317.78

Finding the Fourth Proportional to 2,892,423.06, 3,991,735.95 and 1,603,317.78

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Solution

The fourth proportional to 2,892,423.06, 3,991,735.95 and 1,603,317.78 is: 2,212,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,423.06 : 3,991,735.95 = 1,603,317.78 : x
  2. Step 2: Convert to fraction form
    2,892,423.06/3,991,735.95 = 1,603,317.78/x
  3. Step 3: Cross multiply
    2,892,423.06x = 3,991,735.95 × 1,603,317.78
  4. Step 4: Simplify right side
    2,892,423.06x = 6,400,021,221,700.19
  5. Step 5: Solve for x
    x = 6,400,021,221,700.19/2,892,423.06
  6. Step 6: Final answer
    x = 2,212,685.04

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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.