Home / 4,120,295.40-6,180,443.10-2,685,404.70

Finding the Fourth Proportional to 4,120,295.40, 6,180,443.10 and 2,685,404.70

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Solution

The fourth proportional to 4,120,295.40, 6,180,443.10 and 2,685,404.70 is: 4,028,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,295.40 : 6,180,443.10 = 2,685,404.70 : x
  2. Step 2: Convert to fraction form
    4,120,295.40/6,180,443.10 = 2,685,404.70/x
  3. Step 3: Cross multiply
    4,120,295.40x = 6,180,443.10 × 2,685,404.70
  4. Step 4: Simplify right side
    4,120,295.40x = 16,596,990,948,822.57
  5. Step 5: Solve for x
    x = 16,596,990,948,822.57/4,120,295.40
  6. Step 6: Final answer
    x = 4,028,107.05

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1.5x scale

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.