Home / 4,726,812.20-7,090,218.30-1,361,359.40

Finding the Fourth Proportional to 4,726,812.20, 7,090,218.30 and 1,361,359.40

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Solution

The fourth proportional to 4,726,812.20, 7,090,218.30 and 1,361,359.40 is: 2,042,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,812.20 : 7,090,218.30 = 1,361,359.40 : x
  2. Step 2: Convert to fraction form
    4,726,812.20/7,090,218.30 = 1,361,359.40/x
  3. Step 3: Cross multiply
    4,726,812.20x = 7,090,218.30 × 1,361,359.40
  4. Step 4: Simplify right side
    4,726,812.20x = 9,652,335,330,757.02
  5. Step 5: Solve for x
    x = 9,652,335,330,757.02/4,726,812.20
  6. Step 6: Final answer
    x = 2,042,039.10

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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.