Home / 1,767,183.72-2,438,911.48-1,069,848.90

Finding the Fourth Proportional to 1,767,183.72, 2,438,911.48 and 1,069,848.90

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Solution

The fourth proportional to 1,767,183.72, 2,438,911.48 and 1,069,848.90 is: 1,476,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,183.72 : 2,438,911.48 = 1,069,848.90 : x
  2. Step 2: Convert to fraction form
    1,767,183.72/2,438,911.48 = 1,069,848.90/x
  3. Step 3: Cross multiply
    1,767,183.72x = 2,438,911.48 × 1,069,848.90
  4. Step 4: Simplify right side
    1,767,183.72x = 2,609,266,764,075.37
  5. Step 5: Solve for x
    x = 2,609,266,764,075.37/1,767,183.72
  6. Step 6: Final answer
    x = 1,476,511.32

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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.