Home / 1,097,328.66-1,645,107.21-1,008,755.16

Finding the Fourth Proportional to 1,097,328.66, 1,645,107.21 and 1,008,755.16

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Solution

The fourth proportional to 1,097,328.66, 1,645,107.21 and 1,008,755.16 is: 1,512,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,328.66 : 1,645,107.21 = 1,008,755.16 : x
  2. Step 2: Convert to fraction form
    1,097,328.66/1,645,107.21 = 1,008,755.16/x
  3. Step 3: Cross multiply
    1,097,328.66x = 1,645,107.21 × 1,008,755.16
  4. Step 4: Simplify right side
    1,097,328.66x = 1,659,510,386,840.70
  5. Step 5: Solve for x
    x = 1,659,510,386,840.70/1,097,328.66
  6. Step 6: Final answer
    x = 1,512,318.46

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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.