Home / 2,514,311.40-3,771,467.10-916,926.60

Finding the Fourth Proportional to 2,514,311.40, 3,771,467.10 and 916,926.60

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Solution

The fourth proportional to 2,514,311.40, 3,771,467.10 and 916,926.60 is: 1,375,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514,311.40 : 3,771,467.10 = 916,926.60 : x
  2. Step 2: Convert to fraction form
    2,514,311.40/3,771,467.10 = 916,926.60/x
  3. Step 3: Cross multiply
    2,514,311.40x = 3,771,467.10 × 916,926.60
  4. Step 4: Simplify right side
    2,514,311.40x = 3,458,158,505,014.86
  5. Step 5: Solve for x
    x = 3,458,158,505,014.86/2,514,311.40
  6. Step 6: Final answer
    x = 1,375,389.90

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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.