Home / 1,682,575.08-2,321,941.48-918,628.64

Finding the Fourth Proportional to 1,682,575.08, 2,321,941.48 and 918,628.64

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Solution

The fourth proportional to 1,682,575.08, 2,321,941.48 and 918,628.64 is: 1,267,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,575.08 : 2,321,941.48 = 918,628.64 : x
  2. Step 2: Convert to fraction form
    1,682,575.08/2,321,941.48 = 918,628.64/x
  3. Step 3: Cross multiply
    1,682,575.08x = 2,321,941.48 × 918,628.64
  4. Step 4: Simplify right side
    1,682,575.08x = 2,133,001,939,338.84
  5. Step 5: Solve for x
    x = 2,133,001,939,338.84/1,682,575.08
  6. Step 6: Final answer
    x = 1,267,700.90

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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.