Home / 2,139,352.44-2,952,329.04-1,172,461.56

Finding the Fourth Proportional to 2,139,352.44, 2,952,329.04 and 1,172,461.56

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Solution

The fourth proportional to 2,139,352.44, 2,952,329.04 and 1,172,461.56 is: 1,618,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,352.44 : 2,952,329.04 = 1,172,461.56 : x
  2. Step 2: Convert to fraction form
    2,139,352.44/2,952,329.04 = 1,172,461.56/x
  3. Step 3: Cross multiply
    2,139,352.44x = 2,952,329.04 × 1,172,461.56
  4. Step 4: Simplify right side
    2,139,352.44x = 3,461,492,311,871.70
  5. Step 5: Solve for x
    x = 3,461,492,311,871.70/2,139,352.44
  6. Step 6: Final answer
    x = 1,618,009.38

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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.