Home / 1,075,981.29-1,614,611.93-543,556.23

Finding the Fourth Proportional to 1,075,981.29, 1,614,611.93 and 543,556.23

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Solution

The fourth proportional to 1,075,981.29, 1,614,611.93 and 543,556.23 is: 815,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,981.29 : 1,614,611.93 = 543,556.23 : x
  2. Step 2: Convert to fraction form
    1,075,981.29/1,614,611.93 = 543,556.23/x
  3. Step 3: Cross multiply
    1,075,981.29x = 1,614,611.93 × 543,556.23
  4. Step 4: Simplify right side
    1,075,981.29x = 877,632,370,866.04
  5. Step 5: Solve for x
    x = 877,632,370,866.04/1,075,981.29
  6. Step 6: Final answer
    x = 815,657.65

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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.