Home / 1,879,571.28-2,593,742.40-1,020,114.24

Finding the Fourth Proportional to 1,879,571.28, 2,593,742.40 and 1,020,114.24

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Solution

The fourth proportional to 1,879,571.28, 2,593,742.40 and 1,020,114.24 is: 1,407,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,571.28 : 2,593,742.40 = 1,020,114.24 : x
  2. Step 2: Convert to fraction form
    1,879,571.28/2,593,742.40 = 1,020,114.24/x
  3. Step 3: Cross multiply
    1,879,571.28x = 2,593,742.40 × 1,020,114.24
  4. Step 4: Simplify right side
    1,879,571.28x = 2,645,913,557,131.78
  5. Step 5: Solve for x
    x = 2,645,913,557,131.78/1,879,571.28
  6. Step 6: Final answer
    x = 1,407,721.85

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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.