Home / 1,350,106.30-1,863,204.60-738,222.58

Finding the Fourth Proportional to 1,350,106.30, 1,863,204.60 and 738,222.58

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Solution

The fourth proportional to 1,350,106.30, 1,863,204.60 and 738,222.58 is: 1,018,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,106.30 : 1,863,204.60 = 738,222.58 : x
  2. Step 2: Convert to fraction form
    1,350,106.30/1,863,204.60 = 738,222.58/x
  3. Step 3: Cross multiply
    1,350,106.30x = 1,863,204.60 × 738,222.58
  4. Step 4: Simplify right side
    1,350,106.30x = 1,375,459,706,879.87
  5. Step 5: Solve for x
    x = 1,375,459,706,879.87/1,350,106.30
  6. Step 6: Final answer
    x = 1,018,778.82

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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.