Home / 1,198,364.64-1,653,734.64-654,500.40

Finding the Fourth Proportional to 1,198,364.64, 1,653,734.64 and 654,500.40

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Solution

The fourth proportional to 1,198,364.64, 1,653,734.64 and 654,500.40 is: 903,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,364.64 : 1,653,734.64 = 654,500.40 : x
  2. Step 2: Convert to fraction form
    1,198,364.64/1,653,734.64 = 654,500.40/x
  3. Step 3: Cross multiply
    1,198,364.64x = 1,653,734.64 × 654,500.40
  4. Step 4: Simplify right side
    1,198,364.64x = 1,082,369,983,373.86
  5. Step 5: Solve for x
    x = 1,082,369,983,373.86/1,198,364.64
  6. Step 6: Final answer
    x = 903,205.88

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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.