Home / 3,477,765.60-5,210,427.60-2,980,101.60

Finding the Fourth Proportional to 3,477,765.60, 5,210,427.60 and 2,980,101.60

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Solution

The fourth proportional to 3,477,765.60, 5,210,427.60 and 2,980,101.60 is: 4,464,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,765.60 : 5,210,427.60 = 2,980,101.60 : x
  2. Step 2: Convert to fraction form
    3,477,765.60/5,210,427.60 = 2,980,101.60/x
  3. Step 3: Cross multiply
    3,477,765.60x = 5,210,427.60 × 2,980,101.60
  4. Step 4: Simplify right side
    3,477,765.60x = 15,527,603,627,444.16
  5. Step 5: Solve for x
    x = 15,527,603,627,444.16/3,477,765.60
  6. Step 6: Final answer
    x = 4,464,821.79

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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.