Home / 1,167,985.90-1,751,650.80-369,512.20

Finding the Fourth Proportional to 1,167,985.90, 1,751,650.80 and 369,512.20

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Solution

The fourth proportional to 1,167,985.90, 1,751,650.80 and 369,512.20 is: 554,164.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,985.90 : 1,751,650.80 = 369,512.20 : x
  2. Step 2: Convert to fraction form
    1,167,985.90/1,751,650.80 = 369,512.20/x
  3. Step 3: Cross multiply
    1,167,985.90x = 1,751,650.80 × 369,512.20
  4. Step 4: Simplify right side
    1,167,985.90x = 647,256,340,739.76
  5. Step 5: Solve for x
    x = 647,256,340,739.76/1,167,985.90
  6. Step 6: Final answer
    x = 554,164.52

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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.