Home / 1,410,263.35-2,116,422.23-511,777.45

Finding the Fourth Proportional to 1,410,263.35, 2,116,422.23 and 511,777.45

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Solution

The fourth proportional to 1,410,263.35, 2,116,422.23 and 511,777.45 is: 768,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,263.35 : 2,116,422.23 = 511,777.45 : x
  2. Step 2: Convert to fraction form
    1,410,263.35/2,116,422.23 = 511,777.45/x
  3. Step 3: Cross multiply
    1,410,263.35x = 2,116,422.23 × 511,777.45
  4. Step 4: Simplify right side
    1,410,263.35x = 1,083,137,171,992.71
  5. Step 5: Solve for x
    x = 1,083,137,171,992.71/1,410,263.35
  6. Step 6: Final answer
    x = 768,038.94

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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.