Home / 1,465,332.45-2,198,654.78-666,202.65

Finding the Fourth Proportional to 1,465,332.45, 2,198,654.78 and 666,202.65

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Solution

The fourth proportional to 1,465,332.45, 2,198,654.78 and 666,202.65 is: 999,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,332.45 : 2,198,654.78 = 666,202.65 : x
  2. Step 2: Convert to fraction form
    1,465,332.45/2,198,654.78 = 666,202.65/x
  3. Step 3: Cross multiply
    1,465,332.45x = 2,198,654.78 × 666,202.65
  4. Step 4: Simplify right side
    1,465,332.45x = 1,464,749,637,540.15
  5. Step 5: Solve for x
    x = 1,464,749,637,540.15/1,465,332.45
  6. Step 6: Final answer
    x = 999,602.27

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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.