Home / 2,649,289.40-3,973,934.10-654,745.40

Finding the Fourth Proportional to 2,649,289.40, 3,973,934.10 and 654,745.40

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Solution

The fourth proportional to 2,649,289.40, 3,973,934.10 and 654,745.40 is: 982,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,289.40 : 3,973,934.10 = 654,745.40 : x
  2. Step 2: Convert to fraction form
    2,649,289.40/3,973,934.10 = 654,745.40/x
  3. Step 3: Cross multiply
    2,649,289.40x = 3,973,934.10 × 654,745.40
  4. Step 4: Simplify right side
    2,649,289.40x = 2,601,915,071,878.14
  5. Step 5: Solve for x
    x = 2,601,915,071,878.14/2,649,289.40
  6. Step 6: Final answer
    x = 982,118.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.