Home / 1,325,334.41-1,828,435.24-766,425.57

Finding the Fourth Proportional to 1,325,334.41, 1,828,435.24 and 766,425.57

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Solution

The fourth proportional to 1,325,334.41, 1,828,435.24 and 766,425.57 is: 1,057,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,334.41 : 1,828,435.24 = 766,425.57 : x
  2. Step 2: Convert to fraction form
    1,325,334.41/1,828,435.24 = 766,425.57/x
  3. Step 3: Cross multiply
    1,325,334.41x = 1,828,435.24 × 766,425.57
  4. Step 4: Simplify right side
    1,325,334.41x = 1,401,359,521,025.09
  5. Step 5: Solve for x
    x = 1,401,359,521,025.09/1,325,334.41
  6. Step 6: Final answer
    x = 1,057,362.96

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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.