Home / 2,725,316.87-4,088,607.80-928,215.90

Finding the Fourth Proportional to 2,725,316.87, 4,088,607.80 and 928,215.90

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Solution

The fourth proportional to 2,725,316.87, 4,088,607.80 and 928,215.90 is: 1,392,539.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,316.87 : 4,088,607.80 = 928,215.90 : x
  2. Step 2: Convert to fraction form
    2,725,316.87/4,088,607.80 = 928,215.90/x
  3. Step 3: Cross multiply
    2,725,316.87x = 4,088,607.80 × 928,215.90
  4. Step 4: Simplify right side
    2,725,316.87x = 3,795,110,764,182.94
  5. Step 5: Solve for x
    x = 3,795,110,764,182.94/2,725,316.87
  6. Step 6: Final answer
    x = 1,392,539.27

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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.