Home / 1,143,228.52-1,577,541.68-659,949.37

Finding the Fourth Proportional to 1,143,228.52, 1,577,541.68 and 659,949.37

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Solution

The fourth proportional to 1,143,228.52, 1,577,541.68 and 659,949.37 is: 910,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,228.52 : 1,577,541.68 = 659,949.37 : x
  2. Step 2: Convert to fraction form
    1,143,228.52/1,577,541.68 = 659,949.37/x
  3. Step 3: Cross multiply
    1,143,228.52x = 1,577,541.68 × 659,949.37
  4. Step 4: Simplify right side
    1,143,228.52x = 1,041,097,630,621.14
  5. Step 5: Solve for x
    x = 1,041,097,630,621.14/1,143,228.52
  6. Step 6: Final answer
    x = 910,664.50

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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.