Home / 1,543,415.75-2,314,633.18-1,442,665.18

Finding the Fourth Proportional to 1,543,415.75, 2,314,633.18 and 1,442,665.18

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Solution

The fourth proportional to 1,543,415.75, 2,314,633.18 and 1,442,665.18 is: 2,163,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,415.75 : 2,314,633.18 = 1,442,665.18 : x
  2. Step 2: Convert to fraction form
    1,543,415.75/2,314,633.18 = 1,442,665.18/x
  3. Step 3: Cross multiply
    1,543,415.75x = 2,314,633.18 × 1,442,665.18
  4. Step 4: Simplify right side
    1,543,415.75x = 3,339,240,681,685.51
  5. Step 5: Solve for x
    x = 3,339,240,681,685.51/1,543,415.75
  6. Step 6: Final answer
    x = 2,163,539.34

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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.