Home / 1,197,005.80-1,794,246.72-398,073.64

Finding the Fourth Proportional to 1,197,005.80, 1,794,246.72 and 398,073.64

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Solution

The fourth proportional to 1,197,005.80, 1,794,246.72 and 398,073.64 is: 596,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,005.80 : 1,794,246.72 = 398,073.64 : x
  2. Step 2: Convert to fraction form
    1,197,005.80/1,794,246.72 = 398,073.64/x
  3. Step 3: Cross multiply
    1,197,005.80x = 1,794,246.72 × 398,073.64
  4. Step 4: Simplify right side
    1,197,005.80x = 714,242,322,888.46
  5. Step 5: Solve for x
    x = 714,242,322,888.46/1,197,005.80
  6. Step 6: Final answer
    x = 596,690.78

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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.