Home / 3,642,315.60-5,465,004.30-1,957,450.80

Finding the Fourth Proportional to 3,642,315.60, 5,465,004.30 and 1,957,450.80

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Solution

The fourth proportional to 3,642,315.60, 5,465,004.30 and 1,957,450.80 is: 2,936,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,315.60 : 5,465,004.30 = 1,957,450.80 : x
  2. Step 2: Convert to fraction form
    3,642,315.60/5,465,004.30 = 1,957,450.80/x
  3. Step 3: Cross multiply
    3,642,315.60x = 5,465,004.30 × 1,957,450.80
  4. Step 4: Simplify right side
    3,642,315.60x = 10,697,477,039,038.44
  5. Step 5: Solve for x
    x = 10,697,477,039,038.44/3,642,315.60
  6. Step 6: Final answer
    x = 2,936,998.94

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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.