Home / 1,892,252.50-2,611,000.56-1,117,776.28

Finding the Fourth Proportional to 1,892,252.50, 2,611,000.56 and 1,117,776.28

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Solution

The fourth proportional to 1,892,252.50, 2,611,000.56 and 1,117,776.28 is: 1,542,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,252.50 : 2,611,000.56 = 1,117,776.28 : x
  2. Step 2: Convert to fraction form
    1,892,252.50/2,611,000.56 = 1,117,776.28/x
  3. Step 3: Cross multiply
    1,892,252.50x = 2,611,000.56 × 1,117,776.28
  4. Step 4: Simplify right side
    1,892,252.50x = 2,918,514,493,034.72
  5. Step 5: Solve for x
    x = 2,918,514,493,034.72/1,892,252.50
  6. Step 6: Final answer
    x = 1,542,349.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.