Home / 1,173,273.36-1,619,141.48-663,975.60

Finding the Fourth Proportional to 1,173,273.36, 1,619,141.48 and 663,975.60

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Solution

The fourth proportional to 1,173,273.36, 1,619,141.48 and 663,975.60 is: 916,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,273.36 : 1,619,141.48 = 663,975.60 : x
  2. Step 2: Convert to fraction form
    1,173,273.36/1,619,141.48 = 663,975.60/x
  3. Step 3: Cross multiply
    1,173,273.36x = 1,619,141.48 × 663,975.60
  4. Step 4: Simplify right side
    1,173,273.36x = 1,075,070,435,667.89
  5. Step 5: Solve for x
    x = 1,075,070,435,667.89/1,173,273.36
  6. Step 6: Final answer
    x = 916,300.05

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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.