Home / 1,065,226.80-1,597,840.20-667,095.60

Finding the Fourth Proportional to 1,065,226.80, 1,597,840.20 and 667,095.60

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Solution

The fourth proportional to 1,065,226.80, 1,597,840.20 and 667,095.60 is: 1,000,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,226.80 : 1,597,840.20 = 667,095.60 : x
  2. Step 2: Convert to fraction form
    1,065,226.80/1,597,840.20 = 667,095.60/x
  3. Step 3: Cross multiply
    1,065,226.80x = 1,597,840.20 × 667,095.60
  4. Step 4: Simplify right side
    1,065,226.80x = 1,065,912,166,923.12
  5. Step 5: Solve for x
    x = 1,065,912,166,923.12/1,065,226.80
  6. Step 6: Final answer
    x = 1,000,643.40

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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.