Home / 1,880,349.80-2,821,894.30-682,368.60

Finding the Fourth Proportional to 1,880,349.80, 2,821,894.30 and 682,368.60

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Solution

The fourth proportional to 1,880,349.80, 2,821,894.30 and 682,368.60 is: 1,024,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,349.80 : 2,821,894.30 = 682,368.60 : x
  2. Step 2: Convert to fraction form
    1,880,349.80/2,821,894.30 = 682,368.60/x
  3. Step 3: Cross multiply
    1,880,349.80x = 2,821,894.30 × 682,368.60
  4. Step 4: Simplify right side
    1,880,349.80x = 1,925,572,074,274.04
  5. Step 5: Solve for x
    x = 1,925,572,074,274.04/1,880,349.80
  6. Step 6: Final answer
    x = 1,024,049.93

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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.