Home / 2,862,964.50-4,294,472.67-868,420.50

Finding the Fourth Proportional to 2,862,964.50, 4,294,472.67 and 868,420.50

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Solution

The fourth proportional to 2,862,964.50, 4,294,472.67 and 868,420.50 is: 1,302,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,964.50 : 4,294,472.67 = 868,420.50 : x
  2. Step 2: Convert to fraction form
    2,862,964.50/4,294,472.67 = 868,420.50/x
  3. Step 3: Cross multiply
    2,862,964.50x = 4,294,472.67 × 868,420.50
  4. Step 4: Simplify right side
    2,862,964.50x = 3,729,408,103,317.74
  5. Step 5: Solve for x
    x = 3,729,408,103,317.74/2,862,964.50
  6. Step 6: Final answer
    x = 1,302,638.61

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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.