Home / 1,869,255.68-2,579,626.32-1,042,348.32

Finding the Fourth Proportional to 1,869,255.68, 2,579,626.32 and 1,042,348.32

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Solution

The fourth proportional to 1,869,255.68, 2,579,626.32 and 1,042,348.32 is: 1,438,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,255.68 : 2,579,626.32 = 1,042,348.32 : x
  2. Step 2: Convert to fraction form
    1,869,255.68/2,579,626.32 = 1,042,348.32/x
  3. Step 3: Cross multiply
    1,869,255.68x = 2,579,626.32 × 1,042,348.32
  4. Step 4: Simplify right side
    1,869,255.68x = 2,688,869,160,879.78
  5. Step 5: Solve for x
    x = 2,688,869,160,879.78/1,869,255.68
  6. Step 6: Final answer
    x = 1,438,470.50

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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.