Home / 1,476,954.84-2,215,235.34-411,907.72

Finding the Fourth Proportional to 1,476,954.84, 2,215,235.34 and 411,907.72

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Solution

The fourth proportional to 1,476,954.84, 2,215,235.34 and 411,907.72 is: 617,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,954.84 : 2,215,235.34 = 411,907.72 : x
  2. Step 2: Convert to fraction form
    1,476,954.84/2,215,235.34 = 411,907.72/x
  3. Step 3: Cross multiply
    1,476,954.84x = 2,215,235.34 × 411,907.72
  4. Step 4: Simplify right side
    1,476,954.84x = 912,472,538,162.83
  5. Step 5: Solve for x
    x = 912,472,538,162.83/1,476,954.84
  6. Step 6: Final answer
    x = 617,806.66

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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.