Home / 1,918,145.41-2,646,852.09-1,058,650.26

Finding the Fourth Proportional to 1,918,145.41, 2,646,852.09 and 1,058,650.26

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Solution

The fourth proportional to 1,918,145.41, 2,646,852.09 and 1,058,650.26 is: 1,460,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,145.41 : 2,646,852.09 = 1,058,650.26 : x
  2. Step 2: Convert to fraction form
    1,918,145.41/2,646,852.09 = 1,058,650.26/x
  3. Step 3: Cross multiply
    1,918,145.41x = 2,646,852.09 × 1,058,650.26
  4. Step 4: Simplify right side
    1,918,145.41x = 2,802,090,639,364.41
  5. Step 5: Solve for x
    x = 2,802,090,639,364.41/1,918,145.41
  6. Step 6: Final answer
    x = 1,460,833.28

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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.