Home / 4,477,892.10-6,716,838.15-1,638,291.30

Finding the Fourth Proportional to 4,477,892.10, 6,716,838.15 and 1,638,291.30

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Solution

The fourth proportional to 4,477,892.10, 6,716,838.15 and 1,638,291.30 is: 2,457,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,892.10 : 6,716,838.15 = 1,638,291.30 : x
  2. Step 2: Convert to fraction form
    4,477,892.10/6,716,838.15 = 1,638,291.30/x
  3. Step 3: Cross multiply
    4,477,892.10x = 6,716,838.15 × 1,638,291.30
  4. Step 4: Simplify right side
    4,477,892.10x = 11,004,137,504,653.10
  5. Step 5: Solve for x
    x = 11,004,137,504,653.10/4,477,892.10
  6. Step 6: Final answer
    x = 2,457,436.95

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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.