Home / 2,281,359.96-3,148,977.60-1,315,136.16

Finding the Fourth Proportional to 2,281,359.96, 3,148,977.60 and 1,315,136.16

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Solution

The fourth proportional to 2,281,359.96, 3,148,977.60 and 1,315,136.16 is: 1,815,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,359.96 : 3,148,977.60 = 1,315,136.16 : x
  2. Step 2: Convert to fraction form
    2,281,359.96/3,148,977.60 = 1,315,136.16/x
  3. Step 3: Cross multiply
    2,281,359.96x = 3,148,977.60 × 1,315,136.16
  4. Step 4: Simplify right side
    2,281,359.96x = 4,141,334,308,790.02
  5. Step 5: Solve for x
    x = 4,141,334,308,790.02/2,281,359.96
  6. Step 6: Final answer
    x = 1,815,291.92

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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.