Home / 5,433,220.89-8,151,007.46-1,646,989.29

Finding the Fourth Proportional to 5,433,220.89, 8,151,007.46 and 1,646,989.29

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Solution

The fourth proportional to 5,433,220.89, 8,151,007.46 and 1,646,989.29 is: 2,470,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,220.89 : 8,151,007.46 = 1,646,989.29 : x
  2. Step 2: Convert to fraction form
    5,433,220.89/8,151,007.46 = 1,646,989.29/x
  3. Step 3: Cross multiply
    5,433,220.89x = 8,151,007.46 × 1,646,989.29
  4. Step 4: Simplify right side
    5,433,220.89x = 13,424,621,981,095.16
  5. Step 5: Solve for x
    x = 13,424,621,981,095.16/5,433,220.89
  6. Step 6: Final answer
    x = 2,470,840.46

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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.