Home / 3,042,483.36-4,198,467.18-1,665,563.19

Finding the Fourth Proportional to 3,042,483.36, 4,198,467.18 and 1,665,563.19

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Solution

The fourth proportional to 3,042,483.36, 4,198,467.18 and 1,665,563.19 is: 2,298,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,483.36 : 4,198,467.18 = 1,665,563.19 : x
  2. Step 2: Convert to fraction form
    3,042,483.36/4,198,467.18 = 1,665,563.19/x
  3. Step 3: Cross multiply
    3,042,483.36x = 4,198,467.18 × 1,665,563.19
  4. Step 4: Simplify right side
    3,042,483.36x = 6,992,812,389,431.10
  5. Step 5: Solve for x
    x = 6,992,812,389,431.10/3,042,483.36
  6. Step 6: Final answer
    x = 2,298,389.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.