Home / 2,981,746.20-4,467,348.90-2,883,077.40

Finding the Fourth Proportional to 2,981,746.20, 4,467,348.90 and 2,883,077.40

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Solution

The fourth proportional to 2,981,746.20, 4,467,348.90 and 2,883,077.40 is: 4,319,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,746.20 : 4,467,348.90 = 2,883,077.40 : x
  2. Step 2: Convert to fraction form
    2,981,746.20/4,467,348.90 = 2,883,077.40/x
  3. Step 3: Cross multiply
    2,981,746.20x = 4,467,348.90 × 2,883,077.40
  4. Step 4: Simplify right side
    2,981,746.20x = 12,879,712,651,504.86
  5. Step 5: Solve for x
    x = 12,879,712,651,504.86/2,981,746.20
  6. Step 6: Final answer
    x = 4,319,520.10

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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.