Home / 1,770,401.60-2,656,914.60-1,298,009.60

Finding the Fourth Proportional to 1,770,401.60, 2,656,914.60 and 1,298,009.60

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Solution

The fourth proportional to 1,770,401.60, 2,656,914.60 and 1,298,009.60 is: 1,947,976.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,401.60 : 2,656,914.60 = 1,298,009.60 : x
  2. Step 2: Convert to fraction form
    1,770,401.60/2,656,914.60 = 1,298,009.60/x
  3. Step 3: Cross multiply
    1,770,401.60x = 2,656,914.60 × 1,298,009.60
  4. Step 4: Simplify right side
    1,770,401.60x = 3,448,700,657,180.16
  5. Step 5: Solve for x
    x = 3,448,700,657,180.16/1,770,401.60
  6. Step 6: Final answer
    x = 1,947,976.47

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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.