Home / 2,939,054.40-4,403,138.40-1,673,121.60

Finding the Fourth Proportional to 2,939,054.40, 4,403,138.40 and 1,673,121.60

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Solution

The fourth proportional to 2,939,054.40, 4,403,138.40 and 1,673,121.60 is: 2,506,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,054.40 : 4,403,138.40 = 1,673,121.60 : x
  2. Step 2: Convert to fraction form
    2,939,054.40/4,403,138.40 = 1,673,121.60/x
  3. Step 3: Cross multiply
    2,939,054.40x = 4,403,138.40 × 1,673,121.60
  4. Step 4: Simplify right side
    2,939,054.40x = 7,366,985,964,829.44
  5. Step 5: Solve for x
    x = 7,366,985,964,829.44/2,939,054.40
  6. Step 6: Final answer
    x = 2,506,583.74

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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.