Home / 2,048,463.40-3,072,840.90-628,517.20

Finding the Fourth Proportional to 2,048,463.40, 3,072,840.90 and 628,517.20

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Solution

The fourth proportional to 2,048,463.40, 3,072,840.90 and 628,517.20 is: 942,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,463.40 : 3,072,840.90 = 628,517.20 : x
  2. Step 2: Convert to fraction form
    2,048,463.40/3,072,840.90 = 628,517.20/x
  3. Step 3: Cross multiply
    2,048,463.40x = 3,072,840.90 × 628,517.20
  4. Step 4: Simplify right side
    2,048,463.40x = 1,931,333,358,513.48
  5. Step 5: Solve for x
    x = 1,931,333,358,513.48/2,048,463.40
  6. Step 6: Final answer
    x = 942,820.53

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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.