Home / 2,980,608.54-4,113,339-1,674,090.45

Finding the Fourth Proportional to 2,980,608.54, 4,113,339 and 1,674,090.45

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Solution

The fourth proportional to 2,980,608.54, 4,113,339 and 1,674,090.45 is: 2,310,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,608.54 : 4,113,339 = 1,674,090.45 : x
  2. Step 2: Convert to fraction form
    2,980,608.54/4,113,339 = 1,674,090.45/x
  3. Step 3: Cross multiply
    2,980,608.54x = 4,113,339 × 1,674,090.45
  4. Step 4: Simplify right side
    2,980,608.54x = 6,886,101,537,512.55
  5. Step 5: Solve for x
    x = 6,886,101,537,512.55/2,980,608.54
  6. Step 6: Final answer
    x = 2,310,300.55

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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.