Home / 4,090,200.60-6,135,300.90-1,211,671.20

Finding the Fourth Proportional to 4,090,200.60, 6,135,300.90 and 1,211,671.20

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Solution

The fourth proportional to 4,090,200.60, 6,135,300.90 and 1,211,671.20 is: 1,817,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,200.60 : 6,135,300.90 = 1,211,671.20 : x
  2. Step 2: Convert to fraction form
    4,090,200.60/6,135,300.90 = 1,211,671.20/x
  3. Step 3: Cross multiply
    4,090,200.60x = 6,135,300.90 × 1,211,671.20
  4. Step 4: Simplify right side
    4,090,200.60x = 7,433,967,403,864.08
  5. Step 5: Solve for x
    x = 7,433,967,403,864.08/4,090,200.60
  6. Step 6: Final answer
    x = 1,817,506.80

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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.