Home / 1,230,359.60-1,846,057.80-669,796.40

Finding the Fourth Proportional to 1,230,359.60, 1,846,057.80 and 669,796.40

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Solution

The fourth proportional to 1,230,359.60, 1,846,057.80 and 669,796.40 is: 1,004,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,359.60 : 1,846,057.80 = 669,796.40 : x
  2. Step 2: Convert to fraction form
    1,230,359.60/1,846,057.80 = 669,796.40/x
  3. Step 3: Cross multiply
    1,230,359.60x = 1,846,057.80 × 669,796.40
  4. Step 4: Simplify right side
    1,230,359.60x = 1,236,482,868,631.92
  5. Step 5: Solve for x
    x = 1,236,482,868,631.92/1,230,359.60
  6. Step 6: Final answer
    x = 1,004,976.81

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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.