Home / 1,282,763.34-1,923,838.70-383,963.85

Finding the Fourth Proportional to 1,282,763.34, 1,923,838.70 and 383,963.85

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Solution

The fourth proportional to 1,282,763.34, 1,923,838.70 and 383,963.85 is: 575,854.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,763.34 : 1,923,838.70 = 383,963.85 : x
  2. Step 2: Convert to fraction form
    1,282,763.34/1,923,838.70 = 383,963.85/x
  3. Step 3: Cross multiply
    1,282,763.34x = 1,923,838.70 × 383,963.85
  4. Step 4: Simplify right side
    1,282,763.34x = 738,684,512,111.18
  5. Step 5: Solve for x
    x = 738,684,512,111.18/1,282,763.34
  6. Step 6: Final answer
    x = 575,854.09

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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.