Home / 1,173,406.04-1,619,022.79-664,108.41

Finding the Fourth Proportional to 1,173,406.04, 1,619,022.79 and 664,108.41

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Solution

The fourth proportional to 1,173,406.04, 1,619,022.79 and 664,108.41 is: 916,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,406.04 : 1,619,022.79 = 664,108.41 : x
  2. Step 2: Convert to fraction form
    1,173,406.04/1,619,022.79 = 664,108.41/x
  3. Step 3: Cross multiply
    1,173,406.04x = 1,619,022.79 × 664,108.41
  4. Step 4: Simplify right side
    1,173,406.04x = 1,075,206,647,500.12
  5. Step 5: Solve for x
    x = 1,075,206,647,500.12/1,173,406.04
  6. Step 6: Final answer
    x = 916,312.53

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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.