Home / 3,829,969.74-5,745,151.44-990,106.50

Finding the Fourth Proportional to 3,829,969.74, 5,745,151.44 and 990,106.50

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Solution

The fourth proportional to 3,829,969.74, 5,745,151.44 and 990,106.50 is: 1,485,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,969.74 : 5,745,151.44 = 990,106.50 : x
  2. Step 2: Convert to fraction form
    3,829,969.74/5,745,151.44 = 990,106.50/x
  3. Step 3: Cross multiply
    3,829,969.74x = 5,745,151.44 × 990,106.50
  4. Step 4: Simplify right side
    3,829,969.74x = 5,688,311,784,228.36
  5. Step 5: Solve for x
    x = 5,688,311,784,228.36/3,829,969.74
  6. Step 6: Final answer
    x = 1,485,210.63

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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.