Home / 1,459,696.88-2,189,886.72-500,162.78

Finding the Fourth Proportional to 1,459,696.88, 2,189,886.72 and 500,162.78

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Solution

The fourth proportional to 1,459,696.88, 2,189,886.72 and 500,162.78 is: 750,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,696.88 : 2,189,886.72 = 500,162.78 : x
  2. Step 2: Convert to fraction form
    1,459,696.88/2,189,886.72 = 500,162.78/x
  3. Step 3: Cross multiply
    1,459,696.88x = 2,189,886.72 × 500,162.78
  4. Step 4: Simplify right side
    1,459,696.88x = 1,095,299,829,760.28
  5. Step 5: Solve for x
    x = 1,095,299,829,760.28/1,459,696.88
  6. Step 6: Final answer
    x = 750,361.15

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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.