Home / 1,115,974.20-1,539,968.58-606,665.64

Finding the Fourth Proportional to 1,115,974.20, 1,539,968.58 and 606,665.64

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Solution

The fourth proportional to 1,115,974.20, 1,539,968.58 and 606,665.64 is: 837,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,974.20 : 1,539,968.58 = 606,665.64 : x
  2. Step 2: Convert to fraction form
    1,115,974.20/1,539,968.58 = 606,665.64/x
  3. Step 3: Cross multiply
    1,115,974.20x = 1,539,968.58 × 606,665.64
  4. Step 4: Simplify right side
    1,115,974.20x = 934,246,024,165.59
  5. Step 5: Solve for x
    x = 934,246,024,165.59/1,115,974.20
  6. Step 6: Final answer
    x = 837,157.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.