Home / 833,991.12-1,252,719.72-674,247.60

Finding the Fourth Proportional to 833,991.12, 1,252,719.72 and 674,247.60

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Solution

The fourth proportional to 833,991.12, 1,252,719.72 and 674,247.60 is: 1,012,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,991.12 : 1,252,719.72 = 674,247.60 : x
  2. Step 2: Convert to fraction form
    833,991.12/1,252,719.72 = 674,247.60/x
  3. Step 3: Cross multiply
    833,991.12x = 1,252,719.72 × 674,247.60
  4. Step 4: Simplify right side
    833,991.12x = 844,643,264,682.67
  5. Step 5: Solve for x
    x = 844,643,264,682.67/833,991.12
  6. Step 6: Final answer
    x = 1,012,772.49

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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.