Home / 1,518,940.20-2,278,410.30-1,495,320.60

Finding the Fourth Proportional to 1,518,940.20, 2,278,410.30 and 1,495,320.60

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Solution

The fourth proportional to 1,518,940.20, 2,278,410.30 and 1,495,320.60 is: 2,242,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,940.20 : 2,278,410.30 = 1,495,320.60 : x
  2. Step 2: Convert to fraction form
    1,518,940.20/2,278,410.30 = 1,495,320.60/x
  3. Step 3: Cross multiply
    1,518,940.20x = 2,278,410.30 × 1,495,320.60
  4. Step 4: Simplify right side
    1,518,940.20x = 3,406,953,856,842.18
  5. Step 5: Solve for x
    x = 3,406,953,856,842.18/1,518,940.20
  6. Step 6: Final answer
    x = 2,242,980.90

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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.