Home / 2,059,164.86-3,087,779.13-761,420.59

Finding the Fourth Proportional to 2,059,164.86, 3,087,779.13 and 761,420.59

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Solution

The fourth proportional to 2,059,164.86, 3,087,779.13 and 761,420.59 is: 1,141,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,164.86 : 3,087,779.13 = 761,420.59 : x
  2. Step 2: Convert to fraction form
    2,059,164.86/3,087,779.13 = 761,420.59/x
  3. Step 3: Cross multiply
    2,059,164.86x = 3,087,779.13 × 761,420.59
  4. Step 4: Simplify right side
    2,059,164.86x = 2,351,098,599,234.84
  5. Step 5: Solve for x
    x = 2,351,098,599,234.84/2,059,164.86
  6. Step 6: Final answer
    x = 1,141,772.89

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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.