Home / 1,190,161-1,642,422.18-653,651.56

Finding the Fourth Proportional to 1,190,161, 1,642,422.18 and 653,651.56

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Solution

The fourth proportional to 1,190,161, 1,642,422.18 and 653,651.56 is: 902,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,161 : 1,642,422.18 = 653,651.56 : x
  2. Step 2: Convert to fraction form
    1,190,161/1,642,422.18 = 653,651.56/x
  3. Step 3: Cross multiply
    1,190,161x = 1,642,422.18 × 653,651.56
  4. Step 4: Simplify right side
    1,190,161x = 1,073,571,820,135.60
  5. Step 5: Solve for x
    x = 1,073,571,820,135.60/1,190,161
  6. Step 6: Final answer
    x = 902,039.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.