Home / 1,090,687.95-1,632,758.72-662,903.46

Finding the Fourth Proportional to 1,090,687.95, 1,632,758.72 and 662,903.46

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Solution

The fourth proportional to 1,090,687.95, 1,632,758.72 and 662,903.46 is: 992,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,687.95 : 1,632,758.72 = 662,903.46 : x
  2. Step 2: Convert to fraction form
    1,090,687.95/1,632,758.72 = 662,903.46/x
  3. Step 3: Cross multiply
    1,090,687.95x = 1,632,758.72 × 662,903.46
  4. Step 4: Simplify right side
    1,090,687.95x = 1,082,361,401,518.65
  5. Step 5: Solve for x
    x = 1,082,361,401,518.65/1,090,687.95
  6. Step 6: Final answer
    x = 992,365.78

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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.