Home / 2,912,219.34-4,370,297.31-1,018,977.18

Finding the Fourth Proportional to 2,912,219.34, 4,370,297.31 and 1,018,977.18

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Solution

The fourth proportional to 2,912,219.34, 4,370,297.31 and 1,018,977.18 is: 1,529,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,219.34 : 4,370,297.31 = 1,018,977.18 : x
  2. Step 2: Convert to fraction form
    2,912,219.34/4,370,297.31 = 1,018,977.18/x
  3. Step 3: Cross multiply
    2,912,219.34x = 4,370,297.31 × 1,018,977.18
  4. Step 4: Simplify right side
    2,912,219.34x = 4,453,233,228,705.39
  5. Step 5: Solve for x
    x = 4,453,233,228,705.39/2,912,219.34
  6. Step 6: Final answer
    x = 1,529,154.47

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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.