Home / 3,190,294.20-4,401,818.34-1,883,576.74

Finding the Fourth Proportional to 3,190,294.20, 4,401,818.34 and 1,883,576.74

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Solution

The fourth proportional to 3,190,294.20, 4,401,818.34 and 1,883,576.74 is: 2,598,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,294.20 : 4,401,818.34 = 1,883,576.74 : x
  2. Step 2: Convert to fraction form
    3,190,294.20/4,401,818.34 = 1,883,576.74/x
  3. Step 3: Cross multiply
    3,190,294.20x = 4,401,818.34 × 1,883,576.74
  4. Step 4: Simplify right side
    3,190,294.20x = 8,291,162,638,929.41
  5. Step 5: Solve for x
    x = 8,291,162,638,929.41/3,190,294.20
  6. Step 6: Final answer
    x = 2,598,870.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.