Home / 2,643,777.08-3,965,667.84-724,709.16

Finding the Fourth Proportional to 2,643,777.08, 3,965,667.84 and 724,709.16

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Solution

The fourth proportional to 2,643,777.08, 3,965,667.84 and 724,709.16 is: 1,087,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,777.08 : 3,965,667.84 = 724,709.16 : x
  2. Step 2: Convert to fraction form
    2,643,777.08/3,965,667.84 = 724,709.16/x
  3. Step 3: Cross multiply
    2,643,777.08x = 3,965,667.84 × 724,709.16
  4. Step 4: Simplify right side
    2,643,777.08x = 2,873,955,809,165.41
  5. Step 5: Solve for x
    x = 2,873,955,809,165.41/2,643,777.08
  6. Step 6: Final answer
    x = 1,087,064.35

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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.