Home / 6,081,583.20-9,121,208.40-1,821,890.40

Finding the Fourth Proportional to 6,081,583.20, 9,121,208.40 and 1,821,890.40

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Solution

The fourth proportional to 6,081,583.20, 9,121,208.40 and 1,821,890.40 is: 2,732,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081,583.20 : 9,121,208.40 = 1,821,890.40 : x
  2. Step 2: Convert to fraction form
    6,081,583.20/9,121,208.40 = 1,821,890.40/x
  3. Step 3: Cross multiply
    6,081,583.20x = 9,121,208.40 × 1,821,890.40
  4. Step 4: Simplify right side
    6,081,583.20x = 16,617,842,020,359.36
  5. Step 5: Solve for x
    x = 16,617,842,020,359.36/6,081,583.20
  6. Step 6: Final answer
    x = 2,732,486.18

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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.