Home / 5,377,802.70-8,066,704.05-1,388,714.70

Finding the Fourth Proportional to 5,377,802.70, 8,066,704.05 and 1,388,714.70

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Solution

The fourth proportional to 5,377,802.70, 8,066,704.05 and 1,388,714.70 is: 2,083,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,802.70 : 8,066,704.05 = 1,388,714.70 : x
  2. Step 2: Convert to fraction form
    5,377,802.70/8,066,704.05 = 1,388,714.70/x
  3. Step 3: Cross multiply
    5,377,802.70x = 8,066,704.05 × 1,388,714.70
  4. Step 4: Simplify right side
    5,377,802.70x = 11,202,350,494,784.54
  5. Step 5: Solve for x
    x = 11,202,350,494,784.54/5,377,802.70
  6. Step 6: Final answer
    x = 2,083,072.05

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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.