Home / 5,424,509.63-8,136,887.16-1,380,982.34

Finding the Fourth Proportional to 5,424,509.63, 8,136,887.16 and 1,380,982.34

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Solution

The fourth proportional to 5,424,509.63, 8,136,887.16 and 1,380,982.34 is: 2,071,504.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,509.63 : 8,136,887.16 = 1,380,982.34 : x
  2. Step 2: Convert to fraction form
    5,424,509.63/8,136,887.16 = 1,380,982.34/x
  3. Step 3: Cross multiply
    5,424,509.63x = 8,136,887.16 × 1,380,982.34
  4. Step 4: Simplify right side
    5,424,509.63x = 11,236,897,470,532.76
  5. Step 5: Solve for x
    x = 11,236,897,470,532.76/5,424,509.63
  6. Step 6: Final answer
    x = 2,071,504.75

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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.