Home / 1,223,760.30-1,835,640.45-1,042,676.70

Finding the Fourth Proportional to 1,223,760.30, 1,835,640.45 and 1,042,676.70

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Solution

The fourth proportional to 1,223,760.30, 1,835,640.45 and 1,042,676.70 is: 1,564,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,760.30 : 1,835,640.45 = 1,042,676.70 : x
  2. Step 2: Convert to fraction form
    1,223,760.30/1,835,640.45 = 1,042,676.70/x
  3. Step 3: Cross multiply
    1,223,760.30x = 1,835,640.45 × 1,042,676.70
  4. Step 4: Simplify right side
    1,223,760.30x = 1,913,979,526,792.52
  5. Step 5: Solve for x
    x = 1,913,979,526,792.52/1,223,760.30
  6. Step 6: Final answer
    x = 1,564,015.05

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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.