Home / 3,218,815.80-4,828,223.70-1,725,823.80

Finding the Fourth Proportional to 3,218,815.80, 4,828,223.70 and 1,725,823.80

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Solution

The fourth proportional to 3,218,815.80, 4,828,223.70 and 1,725,823.80 is: 2,588,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,815.80 : 4,828,223.70 = 1,725,823.80 : x
  2. Step 2: Convert to fraction form
    3,218,815.80/4,828,223.70 = 1,725,823.80/x
  3. Step 3: Cross multiply
    3,218,815.80x = 4,828,223.70 × 1,725,823.80
  4. Step 4: Simplify right side
    3,218,815.80x = 8,332,663,373,184.06
  5. Step 5: Solve for x
    x = 8,332,663,373,184.06/3,218,815.80
  6. Step 6: Final answer
    x = 2,588,735.70

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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.