Home / 3,281,347.40-4,922,021.10-3,021,531.80

Finding the Fourth Proportional to 3,281,347.40, 4,922,021.10 and 3,021,531.80

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Solution

The fourth proportional to 3,281,347.40, 4,922,021.10 and 3,021,531.80 is: 4,532,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,347.40 : 4,922,021.10 = 3,021,531.80 : x
  2. Step 2: Convert to fraction form
    3,281,347.40/4,922,021.10 = 3,021,531.80/x
  3. Step 3: Cross multiply
    3,281,347.40x = 4,922,021.10 × 3,021,531.80
  4. Step 4: Simplify right side
    3,281,347.40x = 14,872,043,273,920.98
  5. Step 5: Solve for x
    x = 14,872,043,273,920.98/3,281,347.40
  6. Step 6: Final answer
    x = 4,532,297.70

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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.