Home / 5,388,320.70-8,083,647.45-1,602,186.30

Finding the Fourth Proportional to 5,388,320.70, 8,083,647.45 and 1,602,186.30

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Solution

The fourth proportional to 5,388,320.70, 8,083,647.45 and 1,602,186.30 is: 2,403,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,320.70 : 8,083,647.45 = 1,602,186.30 : x
  2. Step 2: Convert to fraction form
    5,388,320.70/8,083,647.45 = 1,602,186.30/x
  3. Step 3: Cross multiply
    5,388,320.70x = 8,083,647.45 × 1,602,186.30
  4. Step 4: Simplify right side
    5,388,320.70x = 12,951,509,198,419.94
  5. Step 5: Solve for x
    x = 12,951,509,198,419.94/5,388,320.70
  6. Step 6: Final answer
    x = 2,403,626.27

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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.