Home / 1,417,233.78-2,125,631.16-518,465.34

Finding the Fourth Proportional to 1,417,233.78, 2,125,631.16 and 518,465.34

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Solution

The fourth proportional to 1,417,233.78, 2,125,631.16 and 518,465.34 is: 777,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,233.78 : 2,125,631.16 = 518,465.34 : x
  2. Step 2: Convert to fraction form
    1,417,233.78/2,125,631.16 = 518,465.34/x
  3. Step 3: Cross multiply
    1,417,233.78x = 2,125,631.16 × 518,465.34
  4. Step 4: Simplify right side
    1,417,233.78x = 1,102,066,082,083.99
  5. Step 5: Solve for x
    x = 1,102,066,082,083.99/1,417,233.78
  6. Step 6: Final answer
    x = 777,617.71

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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.