Home / 1,693,273.58-2,539,811.49-1,238,325.65

Finding the Fourth Proportional to 1,693,273.58, 2,539,811.49 and 1,238,325.65

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Solution

The fourth proportional to 1,693,273.58, 2,539,811.49 and 1,238,325.65 is: 1,857,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,273.58 : 2,539,811.49 = 1,238,325.65 : x
  2. Step 2: Convert to fraction form
    1,693,273.58/2,539,811.49 = 1,238,325.65/x
  3. Step 3: Cross multiply
    1,693,273.58x = 2,539,811.49 × 1,238,325.65
  4. Step 4: Simplify right side
    1,693,273.58x = 3,145,113,714,231.72
  5. Step 5: Solve for x
    x = 3,145,113,714,231.72/1,693,273.58
  6. Step 6: Final answer
    x = 1,857,416.16

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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.