Home / 1,684,788.46-2,324,973.88-920,847.49

Finding the Fourth Proportional to 1,684,788.46, 2,324,973.88 and 920,847.49

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Solution

The fourth proportional to 1,684,788.46, 2,324,973.88 and 920,847.49 is: 1,270,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,788.46 : 2,324,973.88 = 920,847.49 : x
  2. Step 2: Convert to fraction form
    1,684,788.46/2,324,973.88 = 920,847.49/x
  3. Step 3: Cross multiply
    1,684,788.46x = 2,324,973.88 × 920,847.49
  4. Step 4: Simplify right side
    1,684,788.46x = 2,140,946,357,052.19
  5. Step 5: Solve for x
    x = 2,140,946,357,052.19/1,684,788.46
  6. Step 6: Final answer
    x = 1,270,750.85

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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.