Home / 1,492,740.11-2,235,828.09-1,233,636.15

Finding the Fourth Proportional to 1,492,740.11, 2,235,828.09 and 1,233,636.15

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Solution

The fourth proportional to 1,492,740.11, 2,235,828.09 and 1,233,636.15 is: 1,847,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,740.11 : 2,235,828.09 = 1,233,636.15 : x
  2. Step 2: Convert to fraction form
    1,492,740.11/2,235,828.09 = 1,233,636.15/x
  3. Step 3: Cross multiply
    1,492,740.11x = 2,235,828.09 × 1,233,636.15
  4. Step 4: Simplify right side
    1,492,740.11x = 2,758,198,370,019.94
  5. Step 5: Solve for x
    x = 2,758,198,370,019.94/1,492,740.11
  6. Step 6: Final answer
    x = 1,847,741.85

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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.