Home / 1,431,361.54-2,147,040.94-366,401.88

Finding the Fourth Proportional to 1,431,361.54, 2,147,040.94 and 366,401.88

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Solution

The fourth proportional to 1,431,361.54, 2,147,040.94 and 366,401.88 is: 549,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,361.54 : 2,147,040.94 = 366,401.88 : x
  2. Step 2: Convert to fraction form
    1,431,361.54/2,147,040.94 = 366,401.88/x
  3. Step 3: Cross multiply
    1,431,361.54x = 2,147,040.94 × 366,401.88
  4. Step 4: Simplify right side
    1,431,361.54x = 786,679,836,852.97
  5. Step 5: Solve for x
    x = 786,679,836,852.97/1,431,361.54
  6. Step 6: Final answer
    x = 549,602.47

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1.5x scale

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.