Home / 1,861,319.21-2,794,341.31-1,582,607.93

Finding the Fourth Proportional to 1,861,319.21, 2,794,341.31 and 1,582,607.93

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Solution

The fourth proportional to 1,861,319.21, 2,794,341.31 and 1,582,607.93 is: 2,375,920.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,319.21 : 2,794,341.31 = 1,582,607.93 : x
  2. Step 2: Convert to fraction form
    1,861,319.21/2,794,341.31 = 1,582,607.93/x
  3. Step 3: Cross multiply
    1,861,319.21x = 2,794,341.31 × 1,582,607.93
  4. Step 4: Simplify right side
    1,861,319.21x = 4,422,346,698,404.36
  5. Step 5: Solve for x
    x = 4,422,346,698,404.36/1,861,319.21
  6. Step 6: Final answer
    x = 2,375,920.63

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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.