Home / 1,866,135.60-2,798,512.20-604,004.40

Finding the Fourth Proportional to 1,866,135.60, 2,798,512.20 and 604,004.40

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Solution

The fourth proportional to 1,866,135.60, 2,798,512.20 and 604,004.40 is: 905,782.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,135.60 : 2,798,512.20 = 604,004.40 : x
  2. Step 2: Convert to fraction form
    1,866,135.60/2,798,512.20 = 604,004.40/x
  3. Step 3: Cross multiply
    1,866,135.60x = 2,798,512.20 × 604,004.40
  4. Step 4: Simplify right side
    1,866,135.60x = 1,690,313,682,253.68
  5. Step 5: Solve for x
    x = 1,690,313,682,253.68/1,866,135.60
  6. Step 6: Final answer
    x = 905,782.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.