Home / 1,176,031.80-1,764,047.70-615,238.20

Finding the Fourth Proportional to 1,176,031.80, 1,764,047.70 and 615,238.20

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Solution

The fourth proportional to 1,176,031.80, 1,764,047.70 and 615,238.20 is: 922,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,031.80 : 1,764,047.70 = 615,238.20 : x
  2. Step 2: Convert to fraction form
    1,176,031.80/1,764,047.70 = 615,238.20/x
  3. Step 3: Cross multiply
    1,176,031.80x = 1,764,047.70 × 615,238.20
  4. Step 4: Simplify right side
    1,176,031.80x = 1,085,309,531,662.14
  5. Step 5: Solve for x
    x = 1,085,309,531,662.14/1,176,031.80
  6. Step 6: Final answer
    x = 922,857.30

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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.