Home / 2,427,680.40-3,645,457.20-1,758,458.40

Finding the Fourth Proportional to 2,427,680.40, 3,645,457.20 and 1,758,458.40

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Solution

The fourth proportional to 2,427,680.40, 3,645,457.20 and 1,758,458.40 is: 2,640,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,680.40 : 3,645,457.20 = 1,758,458.40 : x
  2. Step 2: Convert to fraction form
    2,427,680.40/3,645,457.20 = 1,758,458.40/x
  3. Step 3: Cross multiply
    2,427,680.40x = 3,645,457.20 × 1,758,458.40
  4. Step 4: Simplify right side
    2,427,680.40x = 6,410,384,835,180.48
  5. Step 5: Solve for x
    x = 6,410,384,835,180.48/2,427,680.40
  6. Step 6: Final answer
    x = 2,640,539.02

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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.