Home / 2,679,256.80-4,017,718.80-881,445.60

Finding the Fourth Proportional to 2,679,256.80, 4,017,718.80 and 881,445.60

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Solution

The fourth proportional to 2,679,256.80, 4,017,718.80 and 881,445.60 is: 1,321,784.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,256.80 : 4,017,718.80 = 881,445.60 : x
  2. Step 2: Convert to fraction form
    2,679,256.80/4,017,718.80 = 881,445.60/x
  3. Step 3: Cross multiply
    2,679,256.80x = 4,017,718.80 × 881,445.60
  4. Step 4: Simplify right side
    2,679,256.80x = 3,541,400,558,297.28
  5. Step 5: Solve for x
    x = 3,541,400,558,297.28/2,679,256.80
  6. Step 6: Final answer
    x = 1,321,784.67

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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.