Home / 1,879,568.36-2,593,829.22-1,020,138.92

Finding the Fourth Proportional to 1,879,568.36, 2,593,829.22 and 1,020,138.92

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Solution

The fourth proportional to 1,879,568.36, 2,593,829.22 and 1,020,138.92 is: 1,407,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,568.36 : 2,593,829.22 = 1,020,138.92 : x
  2. Step 2: Convert to fraction form
    1,879,568.36/2,593,829.22 = 1,020,138.92/x
  3. Step 3: Cross multiply
    1,879,568.36x = 2,593,829.22 × 1,020,138.92
  4. Step 4: Simplify right side
    1,879,568.36x = 2,646,066,139,155.24
  5. Step 5: Solve for x
    x = 2,646,066,139,155.24/1,879,568.36
  6. Step 6: Final answer
    x = 1,407,805.21

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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.