Home / 2,815,014.22-3,884,721.37-1,525,854.65

Finding the Fourth Proportional to 2,815,014.22, 3,884,721.37 and 1,525,854.65

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Solution

The fourth proportional to 2,815,014.22, 3,884,721.37 and 1,525,854.65 is: 2,105,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,014.22 : 3,884,721.37 = 1,525,854.65 : x
  2. Step 2: Convert to fraction form
    2,815,014.22/3,884,721.37 = 1,525,854.65/x
  3. Step 3: Cross multiply
    2,815,014.22x = 3,884,721.37 × 1,525,854.65
  4. Step 4: Simplify right side
    2,815,014.22x = 5,927,520,143,130.63
  5. Step 5: Solve for x
    x = 5,927,520,143,130.63/2,815,014.22
  6. Step 6: Final answer
    x = 2,105,680.36

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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.