Home / 2,509,688.28-3,463,334.88-1,392,042.96

Finding the Fourth Proportional to 2,509,688.28, 3,463,334.88 and 1,392,042.96

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Solution

The fourth proportional to 2,509,688.28, 3,463,334.88 and 1,392,042.96 is: 1,920,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,688.28 : 3,463,334.88 = 1,392,042.96 : x
  2. Step 2: Convert to fraction form
    2,509,688.28/3,463,334.88 = 1,392,042.96/x
  3. Step 3: Cross multiply
    2,509,688.28x = 3,463,334.88 × 1,392,042.96
  4. Step 4: Simplify right side
    2,509,688.28x = 4,821,110,937,826.44
  5. Step 5: Solve for x
    x = 4,821,110,937,826.44/2,509,688.28
  6. Step 6: Final answer
    x = 1,920,999.90

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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.