Home / 1,669,026.60-2,303,257.32-905,079.96

Finding the Fourth Proportional to 1,669,026.60, 2,303,257.32 and 905,079.96

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Solution

The fourth proportional to 1,669,026.60, 2,303,257.32 and 905,079.96 is: 1,249,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,026.60 : 2,303,257.32 = 905,079.96 : x
  2. Step 2: Convert to fraction form
    1,669,026.60/2,303,257.32 = 905,079.96/x
  3. Step 3: Cross multiply
    1,669,026.60x = 2,303,257.32 × 905,079.96
  4. Step 4: Simplify right side
    1,669,026.60x = 2,084,632,043,055.31
  5. Step 5: Solve for x
    x = 2,084,632,043,055.31/1,669,026.60
  6. Step 6: Final answer
    x = 1,249,010.68

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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.