Home / 1,343,188.20-2,014,782.30-1,077,467.70

Finding the Fourth Proportional to 1,343,188.20, 2,014,782.30 and 1,077,467.70

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Solution

The fourth proportional to 1,343,188.20, 2,014,782.30 and 1,077,467.70 is: 1,616,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,188.20 : 2,014,782.30 = 1,077,467.70 : x
  2. Step 2: Convert to fraction form
    1,343,188.20/2,014,782.30 = 1,077,467.70/x
  3. Step 3: Cross multiply
    1,343,188.20x = 2,014,782.30 × 1,077,467.70
  4. Step 4: Simplify right side
    1,343,188.20x = 2,170,862,850,781.71
  5. Step 5: Solve for x
    x = 2,170,862,850,781.71/1,343,188.20
  6. Step 6: Final answer
    x = 1,616,201.55

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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.