Home / 1,415,231.70-2,122,847.55-529,113.30

Finding the Fourth Proportional to 1,415,231.70, 2,122,847.55 and 529,113.30

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Solution

The fourth proportional to 1,415,231.70, 2,122,847.55 and 529,113.30 is: 793,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,231.70 : 2,122,847.55 = 529,113.30 : x
  2. Step 2: Convert to fraction form
    1,415,231.70/2,122,847.55 = 529,113.30/x
  3. Step 3: Cross multiply
    1,415,231.70x = 2,122,847.55 × 529,113.30
  4. Step 4: Simplify right side
    1,415,231.70x = 1,123,226,872,577.42
  5. Step 5: Solve for x
    x = 1,123,226,872,577.42/1,415,231.70
  6. Step 6: Final answer
    x = 793,669.95

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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.