Home / 1,682,477.12-2,321,851.92-918,533.60

Finding the Fourth Proportional to 1,682,477.12, 2,321,851.92 and 918,533.60

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Solution

The fourth proportional to 1,682,477.12, 2,321,851.92 and 918,533.60 is: 1,267,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,477.12 : 2,321,851.92 = 918,533.60 : x
  2. Step 2: Convert to fraction form
    1,682,477.12/2,321,851.92 = 918,533.60/x
  3. Step 3: Cross multiply
    1,682,477.12x = 2,321,851.92 × 918,533.60
  4. Step 4: Simplify right side
    1,682,477.12x = 2,132,699,002,744.51
  5. Step 5: Solve for x
    x = 2,132,699,002,744.51/1,682,477.12
  6. Step 6: Final answer
    x = 1,267,594.65

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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.