Home / 2,997,271.80-4,495,907.70-2,798,206.20

Finding the Fourth Proportional to 2,997,271.80, 4,495,907.70 and 2,798,206.20

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Solution

The fourth proportional to 2,997,271.80, 4,495,907.70 and 2,798,206.20 is: 4,197,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,271.80 : 4,495,907.70 = 2,798,206.20 : x
  2. Step 2: Convert to fraction form
    2,997,271.80/4,495,907.70 = 2,798,206.20/x
  3. Step 3: Cross multiply
    2,997,271.80x = 4,495,907.70 × 2,798,206.20
  4. Step 4: Simplify right side
    2,997,271.80x = 12,580,476,800,767.74
  5. Step 5: Solve for x
    x = 12,580,476,800,767.74/2,997,271.80
  6. Step 6: Final answer
    x = 4,197,309.30

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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.