Home / 2,614,903.85-3,920,109.03-908,825.45

Finding the Fourth Proportional to 2,614,903.85, 3,920,109.03 and 908,825.45

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Solution

The fourth proportional to 2,614,903.85, 3,920,109.03 and 908,825.45 is: 1,362,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,903.85 : 3,920,109.03 = 908,825.45 : x
  2. Step 2: Convert to fraction form
    2,614,903.85/3,920,109.03 = 908,825.45/x
  3. Step 3: Cross multiply
    2,614,903.85x = 3,920,109.03 × 908,825.45
  4. Step 4: Simplify right side
    2,614,903.85x = 3,562,694,833,638.27
  5. Step 5: Solve for x
    x = 3,562,694,833,638.27/2,614,903.85
  6. Step 6: Final answer
    x = 1,362,457.30

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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.