Home / 1,879,657.43-2,593,920.66-1,020,217.69

Finding the Fourth Proportional to 1,879,657.43, 2,593,920.66 and 1,020,217.69

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Solution

The fourth proportional to 1,879,657.43, 2,593,920.66 and 1,020,217.69 is: 1,407,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,657.43 : 2,593,920.66 = 1,020,217.69 : x
  2. Step 2: Convert to fraction form
    1,879,657.43/2,593,920.66 = 1,020,217.69/x
  3. Step 3: Cross multiply
    1,879,657.43x = 2,593,920.66 × 1,020,217.69
  4. Step 4: Simplify right side
    1,879,657.43x = 2,646,363,730,818.87
  5. Step 5: Solve for x
    x = 2,646,363,730,818.87/1,879,657.43
  6. Step 6: Final answer
    x = 1,407,896.83

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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.