Home / 1,610,932.80-2,416,690.56-663,776.64

Finding the Fourth Proportional to 1,610,932.80, 2,416,690.56 and 663,776.64

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Solution

The fourth proportional to 1,610,932.80, 2,416,690.56 and 663,776.64 is: 995,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,932.80 : 2,416,690.56 = 663,776.64 : x
  2. Step 2: Convert to fraction form
    1,610,932.80/2,416,690.56 = 663,776.64/x
  3. Step 3: Cross multiply
    1,610,932.80x = 2,416,690.56 × 663,776.64
  4. Step 4: Simplify right side
    1,610,932.80x = 1,604,142,739,836.52
  5. Step 5: Solve for x
    x = 1,604,142,739,836.52/1,610,932.80
  6. Step 6: Final answer
    x = 995,785.01

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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.