Home / 3,960,374.56-5,465,303.12-2,149,538.56

Finding the Fourth Proportional to 3,960,374.56, 5,465,303.12 and 2,149,538.56

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Solution

The fourth proportional to 3,960,374.56, 5,465,303.12 and 2,149,538.56 is: 2,966,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,374.56 : 5,465,303.12 = 2,149,538.56 : x
  2. Step 2: Convert to fraction form
    3,960,374.56/5,465,303.12 = 2,149,538.56/x
  3. Step 3: Cross multiply
    3,960,374.56x = 5,465,303.12 × 2,149,538.56
  4. Step 4: Simplify right side
    3,960,374.56x = 11,747,879,798,528.31
  5. Step 5: Solve for x
    x = 11,747,879,798,528.31/3,960,374.56
  6. Step 6: Final answer
    x = 2,966,355.74

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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.