Home / 1,080,003.30-1,620,004.95-744,080.10

Finding the Fourth Proportional to 1,080,003.30, 1,620,004.95 and 744,080.10

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Solution

The fourth proportional to 1,080,003.30, 1,620,004.95 and 744,080.10 is: 1,116,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,003.30 : 1,620,004.95 = 744,080.10 : x
  2. Step 2: Convert to fraction form
    1,080,003.30/1,620,004.95 = 744,080.10/x
  3. Step 3: Cross multiply
    1,080,003.30x = 1,620,004.95 × 744,080.10
  4. Step 4: Simplify right side
    1,080,003.30x = 1,205,413,445,196.49
  5. Step 5: Solve for x
    x = 1,205,413,445,196.49/1,080,003.30
  6. Step 6: Final answer
    x = 1,116,120.15

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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.