Home / 1,776,604.70-2,664,907.05-1,091,636.30

Finding the Fourth Proportional to 1,776,604.70, 2,664,907.05 and 1,091,636.30

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Solution

The fourth proportional to 1,776,604.70, 2,664,907.05 and 1,091,636.30 is: 1,637,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,604.70 : 2,664,907.05 = 1,091,636.30 : x
  2. Step 2: Convert to fraction form
    1,776,604.70/2,664,907.05 = 1,091,636.30/x
  3. Step 3: Cross multiply
    1,776,604.70x = 2,664,907.05 × 1,091,636.30
  4. Step 4: Simplify right side
    1,776,604.70x = 2,909,109,271,905.92
  5. Step 5: Solve for x
    x = 2,909,109,271,905.92/1,776,604.70
  6. Step 6: Final answer
    x = 1,637,454.45

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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.