Home / 1,880,900.78-2,821,457.78-601,620.60

Finding the Fourth Proportional to 1,880,900.78, 2,821,457.78 and 601,620.60

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Solution

The fourth proportional to 1,880,900.78, 2,821,457.78 and 601,620.60 is: 902,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,900.78 : 2,821,457.78 = 601,620.60 : x
  2. Step 2: Convert to fraction form
    1,880,900.78/2,821,457.78 = 601,620.60/x
  3. Step 3: Cross multiply
    1,880,900.78x = 2,821,457.78 × 601,620.60
  4. Step 4: Simplify right side
    1,880,900.78x = 1,697,447,122,478.27
  5. Step 5: Solve for x
    x = 1,697,447,122,478.27/1,880,900.78
  6. Step 6: Final answer
    x = 902,465.00

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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.