Home / 1,682,554.35-2,321,913-918,607.90

Finding the Fourth Proportional to 1,682,554.35, 2,321,913 and 918,607.90

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Solution

The fourth proportional to 1,682,554.35, 2,321,913 and 918,607.90 is: 1,267,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,554.35 : 2,321,913 = 918,607.90 : x
  2. Step 2: Convert to fraction form
    1,682,554.35/2,321,913 = 918,607.90/x
  3. Step 3: Cross multiply
    1,682,554.35x = 2,321,913 × 918,607.90
  4. Step 4: Simplify right side
    1,682,554.35x = 2,132,927,624,912.70
  5. Step 5: Solve for x
    x = 2,132,927,624,912.70/1,682,554.35
  6. Step 6: Final answer
    x = 1,267,672.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.