Home / 1,075,199.64-1,613,795.72-543,093.60

Finding the Fourth Proportional to 1,075,199.64, 1,613,795.72 and 543,093.60

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Solution

The fourth proportional to 1,075,199.64, 1,613,795.72 and 543,093.60 is: 815,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,199.64 : 1,613,795.72 = 543,093.60 : x
  2. Step 2: Convert to fraction form
    1,075,199.64/1,613,795.72 = 543,093.60/x
  3. Step 3: Cross multiply
    1,075,199.64x = 1,613,795.72 × 543,093.60
  4. Step 4: Simplify right side
    1,075,199.64x = 876,442,127,239.39
  5. Step 5: Solve for x
    x = 876,442,127,239.39/1,075,199.64
  6. Step 6: Final answer
    x = 815,143.62

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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.