Home / 4,847,635.89-6,689,683.09-2,642,450.43

Finding the Fourth Proportional to 4,847,635.89, 6,689,683.09 and 2,642,450.43

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Solution

The fourth proportional to 4,847,635.89, 6,689,683.09 and 2,642,450.43 is: 3,646,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847,635.89 : 6,689,683.09 = 2,642,450.43 : x
  2. Step 2: Convert to fraction form
    4,847,635.89/6,689,683.09 = 2,642,450.43/x
  3. Step 3: Cross multiply
    4,847,635.89x = 6,689,683.09 × 2,642,450.43
  4. Step 4: Simplify right side
    4,847,635.89x = 17,677,155,911,073.56
  5. Step 5: Solve for x
    x = 17,677,155,911,073.56/4,847,635.89
  6. Step 6: Final answer
    x = 3,646,551.91

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1.5x scale

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.