Home / 2,629,176.40-3,943,764.60-1,684,392.40

Finding the Fourth Proportional to 2,629,176.40, 3,943,764.60 and 1,684,392.40

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Solution

The fourth proportional to 2,629,176.40, 3,943,764.60 and 1,684,392.40 is: 2,526,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,176.40 : 3,943,764.60 = 1,684,392.40 : x
  2. Step 2: Convert to fraction form
    2,629,176.40/3,943,764.60 = 1,684,392.40/x
  3. Step 3: Cross multiply
    2,629,176.40x = 3,943,764.60 × 1,684,392.40
  4. Step 4: Simplify right side
    2,629,176.40x = 6,642,847,119,629.04
  5. Step 5: Solve for x
    x = 6,642,847,119,629.04/2,629,176.40
  6. Step 6: Final answer
    x = 2,526,588.60

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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.