Home / 2,999,745.10-4,139,645.55-1,693,272.15

Finding the Fourth Proportional to 2,999,745.10, 4,139,645.55 and 1,693,272.15

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Solution

The fourth proportional to 2,999,745.10, 4,139,645.55 and 1,693,272.15 is: 2,336,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,745.10 : 4,139,645.55 = 1,693,272.15 : x
  2. Step 2: Convert to fraction form
    2,999,745.10/4,139,645.55 = 1,693,272.15/x
  3. Step 3: Cross multiply
    2,999,745.10x = 4,139,645.55 × 1,693,272.15
  4. Step 4: Simplify right side
    2,999,745.10x = 7,009,546,499,988.20
  5. Step 5: Solve for x
    x = 7,009,546,499,988.20/2,999,745.10
  6. Step 6: Final answer
    x = 2,336,714.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.