Home / 1,289,231.01-1,932,644.57-435,705.85

Finding the Fourth Proportional to 1,289,231.01, 1,932,644.57 and 435,705.85

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Solution

The fourth proportional to 1,289,231.01, 1,932,644.57 and 435,705.85 is: 653,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,231.01 : 1,932,644.57 = 435,705.85 : x
  2. Step 2: Convert to fraction form
    1,289,231.01/1,932,644.57 = 435,705.85/x
  3. Step 3: Cross multiply
    1,289,231.01x = 1,932,644.57 × 435,705.85
  4. Step 4: Simplify right side
    1,289,231.01x = 842,064,540,267.20
  5. Step 5: Solve for x
    x = 842,064,540,267.20/1,289,231.01
  6. Step 6: Final answer
    x = 653,152.57

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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.