Home / 1,301,219.63-1,792,474.58-1,107,005.42

Finding the Fourth Proportional to 1,301,219.63, 1,792,474.58 and 1,107,005.42

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Solution

The fourth proportional to 1,301,219.63, 1,792,474.58 and 1,107,005.42 is: 1,524,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,219.63 : 1,792,474.58 = 1,107,005.42 : x
  2. Step 2: Convert to fraction form
    1,301,219.63/1,792,474.58 = 1,107,005.42/x
  3. Step 3: Cross multiply
    1,301,219.63x = 1,792,474.58 × 1,107,005.42
  4. Step 4: Simplify right side
    1,301,219.63x = 1,984,279,075,272.22
  5. Step 5: Solve for x
    x = 1,984,279,075,272.22/1,301,219.63
  6. Step 6: Final answer
    x = 1,524,937.86

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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.