Home / 3,705,814.60-5,558,721.90-3,670,385.20

Finding the Fourth Proportional to 3,705,814.60, 5,558,721.90 and 3,670,385.20

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Solution

The fourth proportional to 3,705,814.60, 5,558,721.90 and 3,670,385.20 is: 5,505,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,814.60 : 5,558,721.90 = 3,670,385.20 : x
  2. Step 2: Convert to fraction form
    3,705,814.60/5,558,721.90 = 3,670,385.20/x
  3. Step 3: Cross multiply
    3,705,814.60x = 5,558,721.90 × 3,670,385.20
  4. Step 4: Simplify right side
    3,705,814.60x = 20,402,650,592,675.88
  5. Step 5: Solve for x
    x = 20,402,650,592,675.88/3,705,814.60
  6. Step 6: Final answer
    x = 5,505,577.80

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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.