Home / 1,590,564.88-2,194,256.28-945,619.12

Finding the Fourth Proportional to 1,590,564.88, 2,194,256.28 and 945,619.12

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Solution

The fourth proportional to 1,590,564.88, 2,194,256.28 and 945,619.12 is: 1,304,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,564.88 : 2,194,256.28 = 945,619.12 : x
  2. Step 2: Convert to fraction form
    1,590,564.88/2,194,256.28 = 945,619.12/x
  3. Step 3: Cross multiply
    1,590,564.88x = 2,194,256.28 × 945,619.12
  4. Step 4: Simplify right side
    1,590,564.88x = 2,074,930,692,548.07
  5. Step 5: Solve for x
    x = 2,074,930,692,548.07/1,590,564.88
  6. Step 6: Final answer
    x = 1,304,524.40

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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.