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Finding the Fourth Proportional to 5,821,804.80, 8,732,707.20 and 1,832,198.40

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Solution

The fourth proportional to 5,821,804.80, 8,732,707.20 and 1,832,198.40 is: 2,748,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821,804.80 : 8,732,707.20 = 1,832,198.40 : x
  2. Step 2: Convert to fraction form
    5,821,804.80/8,732,707.20 = 1,832,198.40/x
  3. Step 3: Cross multiply
    5,821,804.80x = 8,732,707.20 × 1,832,198.40
  4. Step 4: Simplify right side
    5,821,804.80x = 16,000,052,159,508.48
  5. Step 5: Solve for x
    x = 16,000,052,159,508.48/5,821,804.80
  6. Step 6: Final answer
    x = 2,748,297.60

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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.