Home / 1,081,504.17-1,622,259.80-407,404.56

Finding the Fourth Proportional to 1,081,504.17, 1,622,259.80 and 407,404.56

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Solution

The fourth proportional to 1,081,504.17, 1,622,259.80 and 407,404.56 is: 611,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,504.17 : 1,622,259.80 = 407,404.56 : x
  2. Step 2: Convert to fraction form
    1,081,504.17/1,622,259.80 = 407,404.56/x
  3. Step 3: Cross multiply
    1,081,504.17x = 1,622,259.80 × 407,404.56
  4. Step 4: Simplify right side
    1,081,504.17x = 660,916,041,043.20
  5. Step 5: Solve for x
    x = 660,916,041,043.20/1,081,504.17
  6. Step 6: Final answer
    x = 611,108.18

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1.5x scale

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.