Home / 1,336,709.70-2,005,064.55-1,173,996.90

Finding the Fourth Proportional to 1,336,709.70, 2,005,064.55 and 1,173,996.90

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Solution

The fourth proportional to 1,336,709.70, 2,005,064.55 and 1,173,996.90 is: 1,760,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,709.70 : 2,005,064.55 = 1,173,996.90 : x
  2. Step 2: Convert to fraction form
    1,336,709.70/2,005,064.55 = 1,173,996.90/x
  3. Step 3: Cross multiply
    1,336,709.70x = 2,005,064.55 × 1,173,996.90
  4. Step 4: Simplify right side
    1,336,709.70x = 2,353,939,565,999.90
  5. Step 5: Solve for x
    x = 2,353,939,565,999.90/1,336,709.70
  6. Step 6: Final answer
    x = 1,760,995.35

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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.