Home / 3,038,906.18-4,193,800.18-1,680,788.90

Finding the Fourth Proportional to 3,038,906.18, 4,193,800.18 and 1,680,788.90

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Solution

The fourth proportional to 3,038,906.18, 4,193,800.18 and 1,680,788.90 is: 2,319,549.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,906.18 : 4,193,800.18 = 1,680,788.90 : x
  2. Step 2: Convert to fraction form
    3,038,906.18/4,193,800.18 = 1,680,788.90/x
  3. Step 3: Cross multiply
    3,038,906.18x = 4,193,800.18 × 1,680,788.90
  4. Step 4: Simplify right side
    3,038,906.18x = 7,048,892,791,362.00
  5. Step 5: Solve for x
    x = 7,048,892,791,362.00/3,038,906.18
  6. Step 6: Final answer
    x = 2,319,549.33

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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.