Home / 3,140,927.60-4,705,861.80-2,576,908.40

Finding the Fourth Proportional to 3,140,927.60, 4,705,861.80 and 2,576,908.40

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Solution

The fourth proportional to 3,140,927.60, 4,705,861.80 and 2,576,908.40 is: 3,860,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,927.60 : 4,705,861.80 = 2,576,908.40 : x
  2. Step 2: Convert to fraction form
    3,140,927.60/4,705,861.80 = 2,576,908.40/x
  3. Step 3: Cross multiply
    3,140,927.60x = 4,705,861.80 × 2,576,908.40
  4. Step 4: Simplify right side
    3,140,927.60x = 12,126,574,801,659.12
  5. Step 5: Solve for x
    x = 12,126,574,801,659.12/3,140,927.60
  6. Step 6: Final answer
    x = 3,860,825.96

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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.