Home / 2,779,886.88-4,170,141.45-886,188.96

Finding the Fourth Proportional to 2,779,886.88, 4,170,141.45 and 886,188.96

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Solution

The fourth proportional to 2,779,886.88, 4,170,141.45 and 886,188.96 is: 1,329,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,886.88 : 4,170,141.45 = 886,188.96 : x
  2. Step 2: Convert to fraction form
    2,779,886.88/4,170,141.45 = 886,188.96/x
  3. Step 3: Cross multiply
    2,779,886.88x = 4,170,141.45 × 886,188.96
  4. Step 4: Simplify right side
    2,779,886.88x = 3,695,533,314,628.39
  5. Step 5: Solve for x
    x = 3,695,533,314,628.39/2,779,886.88
  6. Step 6: Final answer
    x = 1,329,382.62

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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.