Home / 1,463,530-2,019,620.64-810,184.40

Finding the Fourth Proportional to 1,463,530, 2,019,620.64 and 810,184.40

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Solution

The fourth proportional to 1,463,530, 2,019,620.64 and 810,184.40 is: 1,118,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,530 : 2,019,620.64 = 810,184.40 : x
  2. Step 2: Convert to fraction form
    1,463,530/2,019,620.64 = 810,184.40/x
  3. Step 3: Cross multiply
    1,463,530x = 2,019,620.64 × 810,184.40
  4. Step 4: Simplify right side
    1,463,530x = 1,636,265,136,446.02
  5. Step 5: Solve for x
    x = 1,636,265,136,446.02/1,463,530
  6. Step 6: Final answer
    x = 1,118,026.37

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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.