Home / 5,674,946.80-8,512,420.20-3,435,458.80

Finding the Fourth Proportional to 5,674,946.80, 8,512,420.20 and 3,435,458.80

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Solution

The fourth proportional to 5,674,946.80, 8,512,420.20 and 3,435,458.80 is: 5,153,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,946.80 : 8,512,420.20 = 3,435,458.80 : x
  2. Step 2: Convert to fraction form
    5,674,946.80/8,512,420.20 = 3,435,458.80/x
  3. Step 3: Cross multiply
    5,674,946.80x = 8,512,420.20 × 3,435,458.80
  4. Step 4: Simplify right side
    5,674,946.80x = 29,244,068,885,387.75
  5. Step 5: Solve for x
    x = 29,244,068,885,387.75/5,674,946.80
  6. Step 6: Final answer
    x = 5,153,188.20

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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.