Home / 1,912,080.05-2,868,645.60-564,242.79

Finding the Fourth Proportional to 1,912,080.05, 2,868,645.60 and 564,242.79

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Solution

The fourth proportional to 1,912,080.05, 2,868,645.60 and 564,242.79 is: 846,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,080.05 : 2,868,645.60 = 564,242.79 : x
  2. Step 2: Convert to fraction form
    1,912,080.05/2,868,645.60 = 564,242.79/x
  3. Step 3: Cross multiply
    1,912,080.05x = 2,868,645.60 × 564,242.79
  4. Step 4: Simplify right side
    1,912,080.05x = 1,618,612,596,865.22
  5. Step 5: Solve for x
    x = 1,618,612,596,865.22/1,912,080.05
  6. Step 6: Final answer
    x = 846,519.26

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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.