Home / 1,075,980.54-1,614,610.80-543,555.48

Finding the Fourth Proportional to 1,075,980.54, 1,614,610.80 and 543,555.48

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Solution

The fourth proportional to 1,075,980.54, 1,614,610.80 and 543,555.48 is: 815,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,980.54 : 1,614,610.80 = 543,555.48 : x
  2. Step 2: Convert to fraction form
    1,075,980.54/1,614,610.80 = 543,555.48/x
  3. Step 3: Cross multiply
    1,075,980.54x = 1,614,610.80 × 543,555.48
  4. Step 4: Simplify right side
    1,075,980.54x = 877,630,548,407.18
  5. Step 5: Solve for x
    x = 877,630,548,407.18/1,075,980.54
  6. Step 6: Final answer
    x = 815,656.53

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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.