Home / 5,670,454.20-8,502,743.70-1,680,847.80

Finding the Fourth Proportional to 5,670,454.20, 8,502,743.70 and 1,680,847.80

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Solution

The fourth proportional to 5,670,454.20, 8,502,743.70 and 1,680,847.80 is: 2,520,400.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670,454.20 : 8,502,743.70 = 1,680,847.80 : x
  2. Step 2: Convert to fraction form
    5,670,454.20/8,502,743.70 = 1,680,847.80/x
  3. Step 3: Cross multiply
    5,670,454.20x = 8,502,743.70 × 1,680,847.80
  4. Step 4: Simplify right side
    5,670,454.20x = 14,291,818,042,108.86
  5. Step 5: Solve for x
    x = 14,291,818,042,108.86/5,670,454.20
  6. Step 6: Final answer
    x = 2,520,400.93

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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.