Home / 4,985,043.78-7,477,565.70-1,198,526.64

Finding the Fourth Proportional to 4,985,043.78, 7,477,565.70 and 1,198,526.64

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Solution

The fourth proportional to 4,985,043.78, 7,477,565.70 and 1,198,526.64 is: 1,797,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,043.78 : 7,477,565.70 = 1,198,526.64 : x
  2. Step 2: Convert to fraction form
    4,985,043.78/7,477,565.70 = 1,198,526.64/x
  3. Step 3: Cross multiply
    4,985,043.78x = 7,477,565.70 × 1,198,526.64
  4. Step 4: Simplify right side
    4,985,043.78x = 8,962,061,693,800.25
  5. Step 5: Solve for x
    x = 8,962,061,693,800.25/4,985,043.78
  6. Step 6: Final answer
    x = 1,797,789.97

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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.