Home / 1,879,319.52-2,593,479.96-1,019,887.20

Finding the Fourth Proportional to 1,879,319.52, 2,593,479.96 and 1,019,887.20

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Solution

The fourth proportional to 1,879,319.52, 2,593,479.96 and 1,019,887.20 is: 1,407,454.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,319.52 : 2,593,479.96 = 1,019,887.20 : x
  2. Step 2: Convert to fraction form
    1,879,319.52/2,593,479.96 = 1,019,887.20/x
  3. Step 3: Cross multiply
    1,879,319.52x = 2,593,479.96 × 1,019,887.20
  4. Step 4: Simplify right side
    1,879,319.52x = 2,645,057,014,660.51
  5. Step 5: Solve for x
    x = 2,645,057,014,660.51/1,879,319.52
  6. Step 6: Final answer
    x = 1,407,454.66

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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.