Home / 2,918,686.32-4,028,890.32-2,296,878.48

Finding the Fourth Proportional to 2,918,686.32, 4,028,890.32 and 2,296,878.48

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Solution

The fourth proportional to 2,918,686.32, 4,028,890.32 and 2,296,878.48 is: 3,170,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,686.32 : 4,028,890.32 = 2,296,878.48 : x
  2. Step 2: Convert to fraction form
    2,918,686.32/4,028,890.32 = 2,296,878.48/x
  3. Step 3: Cross multiply
    2,918,686.32x = 4,028,890.32 × 2,296,878.48
  4. Step 4: Simplify right side
    2,918,686.32x = 9,253,871,474,288.31
  5. Step 5: Solve for x
    x = 9,253,871,474,288.31/2,918,686.32
  6. Step 6: Final answer
    x = 3,170,560.47

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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.