Home / 2,585,126.20-3,877,862.10-879,244.60

Finding the Fourth Proportional to 2,585,126.20, 3,877,862.10 and 879,244.60

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Solution

The fourth proportional to 2,585,126.20, 3,877,862.10 and 879,244.60 is: 1,318,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,126.20 : 3,877,862.10 = 879,244.60 : x
  2. Step 2: Convert to fraction form
    2,585,126.20/3,877,862.10 = 879,244.60/x
  3. Step 3: Cross multiply
    2,585,126.20x = 3,877,862.10 × 879,244.60
  4. Step 4: Simplify right side
    2,585,126.20x = 3,409,589,310,969.66
  5. Step 5: Solve for x
    x = 3,409,589,310,969.66/2,585,126.20
  6. Step 6: Final answer
    x = 1,318,925.67

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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.