Home / 3,603,533.85-4,972,877.21-1,971,941.61

Finding the Fourth Proportional to 3,603,533.85, 4,972,877.21 and 1,971,941.61

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Solution

The fourth proportional to 3,603,533.85, 4,972,877.21 and 1,971,941.61 is: 2,721,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,533.85 : 4,972,877.21 = 1,971,941.61 : x
  2. Step 2: Convert to fraction form
    3,603,533.85/4,972,877.21 = 1,971,941.61/x
  3. Step 3: Cross multiply
    3,603,533.85x = 4,972,877.21 × 1,971,941.61
  4. Step 4: Simplify right side
    3,603,533.85x = 9,806,223,491,819.71
  5. Step 5: Solve for x
    x = 9,806,223,491,819.71/3,603,533.85
  6. Step 6: Final answer
    x = 2,721,279.69

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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.