Home / 1,166,743.21-1,609,533.33-779,653.65

Finding the Fourth Proportional to 1,166,743.21, 1,609,533.33 and 779,653.65

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Solution

The fourth proportional to 1,166,743.21, 1,609,533.33 and 779,653.65 is: 1,075,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,743.21 : 1,609,533.33 = 779,653.65 : x
  2. Step 2: Convert to fraction form
    1,166,743.21/1,609,533.33 = 779,653.65/x
  3. Step 3: Cross multiply
    1,166,743.21x = 1,609,533.33 × 779,653.65
  4. Step 4: Simplify right side
    1,166,743.21x = 1,254,878,543,028.76
  5. Step 5: Solve for x
    x = 1,254,878,543,028.76/1,166,743.21
  6. Step 6: Final answer
    x = 1,075,539.61

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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.