Home / 2,971,399.80-4,457,099.70-1,377,076.80

Finding the Fourth Proportional to 2,971,399.80, 4,457,099.70 and 1,377,076.80

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Solution

The fourth proportional to 2,971,399.80, 4,457,099.70 and 1,377,076.80 is: 2,065,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,399.80 : 4,457,099.70 = 1,377,076.80 : x
  2. Step 2: Convert to fraction form
    2,971,399.80/4,457,099.70 = 1,377,076.80/x
  3. Step 3: Cross multiply
    2,971,399.80x = 4,457,099.70 × 1,377,076.80
  4. Step 4: Simplify right side
    2,971,399.80x = 6,137,768,592,156.96
  5. Step 5: Solve for x
    x = 6,137,768,592,156.96/2,971,399.80
  6. Step 6: Final answer
    x = 2,065,615.20

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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.