Home / 1,648,850.64-2,472,692.76-784,183.74

Finding the Fourth Proportional to 1,648,850.64, 2,472,692.76 and 784,183.74

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Solution

The fourth proportional to 1,648,850.64, 2,472,692.76 and 784,183.74 is: 1,175,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,850.64 : 2,472,692.76 = 784,183.74 : x
  2. Step 2: Convert to fraction form
    1,648,850.64/2,472,692.76 = 784,183.74/x
  3. Step 3: Cross multiply
    1,648,850.64x = 2,472,692.76 × 784,183.74
  4. Step 4: Simplify right side
    1,648,850.64x = 1,939,045,456,407.72
  5. Step 5: Solve for x
    x = 1,939,045,456,407.72/1,648,850.64
  6. Step 6: Final answer
    x = 1,175,998.24

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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.