Home / 2,883,399.90-4,322,147.40-1,684,705.20

Finding the Fourth Proportional to 2,883,399.90, 4,322,147.40 and 1,684,705.20

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Solution

The fourth proportional to 2,883,399.90, 4,322,147.40 and 1,684,705.20 is: 2,525,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,399.90 : 4,322,147.40 = 1,684,705.20 : x
  2. Step 2: Convert to fraction form
    2,883,399.90/4,322,147.40 = 1,684,705.20/x
  3. Step 3: Cross multiply
    2,883,399.90x = 4,322,147.40 × 1,684,705.20
  4. Step 4: Simplify right side
    2,883,399.90x = 7,281,544,199,946.48
  5. Step 5: Solve for x
    x = 7,281,544,199,946.48/2,883,399.90
  6. Step 6: Final answer
    x = 2,525,332.75

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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.