Home / 1,190,461.79-1,642,849.32-646,608.19

Finding the Fourth Proportional to 1,190,461.79, 1,642,849.32 and 646,608.19

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Solution

The fourth proportional to 1,190,461.79, 1,642,849.32 and 646,608.19 is: 892,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,461.79 : 1,642,849.32 = 646,608.19 : x
  2. Step 2: Convert to fraction form
    1,190,461.79/1,642,849.32 = 646,608.19/x
  3. Step 3: Cross multiply
    1,190,461.79x = 1,642,849.32 × 646,608.19
  4. Step 4: Simplify right side
    1,190,461.79x = 1,062,279,825,247.93
  5. Step 5: Solve for x
    x = 1,062,279,825,247.93/1,190,461.79
  6. Step 6: Final answer
    x = 892,325.85

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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.