Home / 1,892,237.12-2,611,866.48-1,167,310.88

Finding the Fourth Proportional to 1,892,237.12, 2,611,866.48 and 1,167,310.88

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Solution

The fourth proportional to 1,892,237.12, 2,611,866.48 and 1,167,310.88 is: 1,611,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,237.12 : 2,611,866.48 = 1,167,310.88 : x
  2. Step 2: Convert to fraction form
    1,892,237.12/2,611,866.48 = 1,167,310.88/x
  3. Step 3: Cross multiply
    1,892,237.12x = 2,611,866.48 × 1,167,310.88
  4. Step 4: Simplify right side
    1,892,237.12x = 3,048,860,159,211.30
  5. Step 5: Solve for x
    x = 3,048,860,159,211.30/1,892,237.12
  6. Step 6: Final answer
    x = 1,611,246.35

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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.