Home / 2,048,465.40-3,072,843.90-628,519.20

Finding the Fourth Proportional to 2,048,465.40, 3,072,843.90 and 628,519.20

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Solution

The fourth proportional to 2,048,465.40, 3,072,843.90 and 628,519.20 is: 942,823.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,465.40 : 3,072,843.90 = 628,519.20 : x
  2. Step 2: Convert to fraction form
    2,048,465.40/3,072,843.90 = 628,519.20/x
  3. Step 3: Cross multiply
    2,048,465.40x = 3,072,843.90 × 628,519.20
  4. Step 4: Simplify right side
    2,048,465.40x = 1,931,341,389,752.88
  5. Step 5: Solve for x
    x = 1,931,341,389,752.88/2,048,465.40
  6. Step 6: Final answer
    x = 942,823.53

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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.