Home / 1,214,176.60-1,821,263.10-361,244.44

Finding the Fourth Proportional to 1,214,176.60, 1,821,263.10 and 361,244.44

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Solution

The fourth proportional to 1,214,176.60, 1,821,263.10 and 361,244.44 is: 541,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,176.60 : 1,821,263.10 = 361,244.44 : x
  2. Step 2: Convert to fraction form
    1,214,176.60/1,821,263.10 = 361,244.44/x
  3. Step 3: Cross multiply
    1,214,176.60x = 1,821,263.10 × 361,244.44
  4. Step 4: Simplify right side
    1,214,176.60x = 657,921,168,652.16
  5. Step 5: Solve for x
    x = 657,921,168,652.16/1,214,176.60
  6. Step 6: Final answer
    x = 541,866.12

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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.