Home / 1,912,015.56-2,868,102.48-564,178.16

Finding the Fourth Proportional to 1,912,015.56, 2,868,102.48 and 564,178.16

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Solution

The fourth proportional to 1,912,015.56, 2,868,102.48 and 564,178.16 is: 846,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,015.56 : 2,868,102.48 = 564,178.16 : x
  2. Step 2: Convert to fraction form
    1,912,015.56/2,868,102.48 = 564,178.16/x
  3. Step 3: Cross multiply
    1,912,015.56x = 2,868,102.48 × 564,178.16
  4. Step 4: Simplify right side
    1,912,015.56x = 1,618,120,779,857.84
  5. Step 5: Solve for x
    x = 1,618,120,779,857.84/1,912,015.56
  6. Step 6: Final answer
    x = 846,290.59

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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.