Home / 5,600,670.40-8,395,100.70-2,187,638.20

Finding the Fourth Proportional to 5,600,670.40, 8,395,100.70 and 2,187,638.20

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Solution

The fourth proportional to 5,600,670.40, 8,395,100.70 and 2,187,638.20 is: 3,279,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600,670.40 : 8,395,100.70 = 2,187,638.20 : x
  2. Step 2: Convert to fraction form
    5,600,670.40/8,395,100.70 = 2,187,638.20/x
  3. Step 3: Cross multiply
    5,600,670.40x = 8,395,100.70 × 2,187,638.20
  4. Step 4: Simplify right side
    5,600,670.40x = 18,365,442,984,166.74
  5. Step 5: Solve for x
    x = 18,365,442,984,166.74/5,600,670.40
  6. Step 6: Final answer
    x = 3,279,150.83

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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.