Home / 1,410,348-2,114,122.32-661,052.64

Finding the Fourth Proportional to 1,410,348, 2,114,122.32 and 661,052.64

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Solution

The fourth proportional to 1,410,348, 2,114,122.32 and 661,052.64 is: 990,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,348 : 2,114,122.32 = 661,052.64 : x
  2. Step 2: Convert to fraction form
    1,410,348/2,114,122.32 = 661,052.64/x
  3. Step 3: Cross multiply
    1,410,348x = 2,114,122.32 × 661,052.64
  4. Step 4: Simplify right side
    1,410,348x = 1,397,546,140,918.92
  5. Step 5: Solve for x
    x = 1,397,546,140,918.92/1,410,348
  6. Step 6: Final answer
    x = 990,922.91

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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.