Home / 1,718,985.80-2,372,274.21-955,039.36

Finding the Fourth Proportional to 1,718,985.80, 2,372,274.21 and 955,039.36

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Solution

The fourth proportional to 1,718,985.80, 2,372,274.21 and 955,039.36 is: 1,317,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,985.80 : 2,372,274.21 = 955,039.36 : x
  2. Step 2: Convert to fraction form
    1,718,985.80/2,372,274.21 = 955,039.36/x
  3. Step 3: Cross multiply
    1,718,985.80x = 2,372,274.21 × 955,039.36
  4. Step 4: Simplify right side
    1,718,985.80x = 2,265,615,242,675.58
  5. Step 5: Solve for x
    x = 2,265,615,242,675.58/1,718,985.80
  6. Step 6: Final answer
    x = 1,317,995.32

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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.