Home / 1,119,213.17-1,544,321.73-629,114.69

Finding the Fourth Proportional to 1,119,213.17, 1,544,321.73 and 629,114.69

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Solution

The fourth proportional to 1,119,213.17, 1,544,321.73 and 629,114.69 is: 868,070.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,213.17 : 1,544,321.73 = 629,114.69 : x
  2. Step 2: Convert to fraction form
    1,119,213.17/1,544,321.73 = 629,114.69/x
  3. Step 3: Cross multiply
    1,119,213.17x = 1,544,321.73 × 629,114.69
  4. Step 4: Simplify right side
    1,119,213.17x = 971,555,490,290.02
  5. Step 5: Solve for x
    x = 971,555,490,290.02/1,119,213.17
  6. Step 6: Final answer
    x = 868,070.10

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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.