Home / 1,768,675.64-2,440,079.46-1,088,431.16

Finding the Fourth Proportional to 1,768,675.64, 2,440,079.46 and 1,088,431.16

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Solution

The fourth proportional to 1,768,675.64, 2,440,079.46 and 1,088,431.16 is: 1,501,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,675.64 : 2,440,079.46 = 1,088,431.16 : x
  2. Step 2: Convert to fraction form
    1,768,675.64/2,440,079.46 = 1,088,431.16/x
  3. Step 3: Cross multiply
    1,768,675.64x = 2,440,079.46 × 1,088,431.16
  4. Step 4: Simplify right side
    1,768,675.64x = 2,655,858,517,139.97
  5. Step 5: Solve for x
    x = 2,655,858,517,139.97/1,768,675.64
  6. Step 6: Final answer
    x = 1,501,608.58

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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.