Home / 2,762,315.40-3,812,583.48-1,856,372.52

Finding the Fourth Proportional to 2,762,315.40, 3,812,583.48 and 1,856,372.52

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Solution

The fourth proportional to 2,762,315.40, 3,812,583.48 and 1,856,372.52 is: 2,562,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,315.40 : 3,812,583.48 = 1,856,372.52 : x
  2. Step 2: Convert to fraction form
    2,762,315.40/3,812,583.48 = 1,856,372.52/x
  3. Step 3: Cross multiply
    2,762,315.40x = 3,812,583.48 × 1,856,372.52
  4. Step 4: Simplify right side
    2,762,315.40x = 7,077,575,202,477.97
  5. Step 5: Solve for x
    x = 7,077,575,202,477.97/2,762,315.40
  6. Step 6: Final answer
    x = 2,562,189.39

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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.