Home / 2,586,604.32-3,873,281.84-2,159,077.28

Finding the Fourth Proportional to 2,586,604.32, 3,873,281.84 and 2,159,077.28

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Solution

The fourth proportional to 2,586,604.32, 3,873,281.84 and 2,159,077.28 is: 3,233,086.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,604.32 : 3,873,281.84 = 2,159,077.28 : x
  2. Step 2: Convert to fraction form
    2,586,604.32/3,873,281.84 = 2,159,077.28/x
  3. Step 3: Cross multiply
    2,586,604.32x = 3,873,281.84 × 2,159,077.28
  4. Step 4: Simplify right side
    2,586,604.32x = 8,362,714,819,780.59
  5. Step 5: Solve for x
    x = 8,362,714,819,780.59/2,586,604.32
  6. Step 6: Final answer
    x = 3,233,086.23

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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.