Home / 1,912,026.66-2,868,119.13-564,189.25

Finding the Fourth Proportional to 1,912,026.66, 2,868,119.13 and 564,189.25

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Solution

The fourth proportional to 1,912,026.66, 2,868,119.13 and 564,189.25 is: 846,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,026.66 : 2,868,119.13 = 564,189.25 : x
  2. Step 2: Convert to fraction form
    1,912,026.66/2,868,119.13 = 564,189.25/x
  3. Step 3: Cross multiply
    1,912,026.66x = 2,868,119.13 × 564,189.25
  4. Step 4: Simplify right side
    1,912,026.66x = 1,618,161,980,865.35
  5. Step 5: Solve for x
    x = 1,618,161,980,865.35/1,912,026.66
  6. Step 6: Final answer
    x = 846,307.23

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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.