Home / 4,493,999.20-6,740,998.80-1,798,740.40

Finding the Fourth Proportional to 4,493,999.20, 6,740,998.80 and 1,798,740.40

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Solution

The fourth proportional to 4,493,999.20, 6,740,998.80 and 1,798,740.40 is: 2,698,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493,999.20 : 6,740,998.80 = 1,798,740.40 : x
  2. Step 2: Convert to fraction form
    4,493,999.20/6,740,998.80 = 1,798,740.40/x
  3. Step 3: Cross multiply
    4,493,999.20x = 6,740,998.80 × 1,798,740.40
  4. Step 4: Simplify right side
    4,493,999.20x = 12,125,306,877,911.52
  5. Step 5: Solve for x
    x = 12,125,306,877,911.52/4,493,999.20
  6. Step 6: Final answer
    x = 2,698,110.60

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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.