Home / 3,868,294.60-5,800,400.70-1,308,629.80

Finding the Fourth Proportional to 3,868,294.60, 5,800,400.70 and 1,308,629.80

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Solution

The fourth proportional to 3,868,294.60, 5,800,400.70 and 1,308,629.80 is: 1,962,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,294.60 : 5,800,400.70 = 1,308,629.80 : x
  2. Step 2: Convert to fraction form
    3,868,294.60/5,800,400.70 = 1,308,629.80/x
  3. Step 3: Cross multiply
    3,868,294.60x = 5,800,400.70 × 1,308,629.80
  4. Step 4: Simplify right side
    3,868,294.60x = 7,590,577,207,960.86
  5. Step 5: Solve for x
    x = 7,590,577,207,960.86/3,868,294.60
  6. Step 6: Final answer
    x = 1,962,254.17

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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.