Home / 1,212,406.84-1,819,077.90-464,277.88

Finding the Fourth Proportional to 1,212,406.84, 1,819,077.90 and 464,277.88

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Solution

The fourth proportional to 1,212,406.84, 1,819,077.90 and 464,277.88 is: 696,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,406.84 : 1,819,077.90 = 464,277.88 : x
  2. Step 2: Convert to fraction form
    1,212,406.84/1,819,077.90 = 464,277.88/x
  3. Step 3: Cross multiply
    1,212,406.84x = 1,819,077.90 × 464,277.88
  4. Step 4: Simplify right side
    1,212,406.84x = 844,557,630,966.85
  5. Step 5: Solve for x
    x = 844,557,630,966.85/1,212,406.84
  6. Step 6: Final answer
    x = 696,595.90

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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.