Home / 1,051,361.61-1,577,042.23-252,643.15

Finding the Fourth Proportional to 1,051,361.61, 1,577,042.23 and 252,643.15

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Solution

The fourth proportional to 1,051,361.61, 1,577,042.23 and 252,643.15 is: 378,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,361.61 : 1,577,042.23 = 252,643.15 : x
  2. Step 2: Convert to fraction form
    1,051,361.61/1,577,042.23 = 252,643.15/x
  3. Step 3: Cross multiply
    1,051,361.61x = 1,577,042.23 × 252,643.15
  4. Step 4: Simplify right side
    1,051,361.61x = 398,428,916,670.23
  5. Step 5: Solve for x
    x = 398,428,916,670.23/1,051,361.61
  6. Step 6: Final answer
    x = 378,964.68

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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.