Home / 1,590,395.69-2,194,582.20-945,691.31

Finding the Fourth Proportional to 1,590,395.69, 2,194,582.20 and 945,691.31

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Solution

The fourth proportional to 1,590,395.69, 2,194,582.20 and 945,691.31 is: 1,304,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,395.69 : 2,194,582.20 = 945,691.31 : x
  2. Step 2: Convert to fraction form
    1,590,395.69/2,194,582.20 = 945,691.31/x
  3. Step 3: Cross multiply
    1,590,395.69x = 2,194,582.20 × 945,691.31
  4. Step 4: Simplify right side
    1,590,395.69x = 2,075,397,315,620.68
  5. Step 5: Solve for x
    x = 2,075,397,315,620.68/1,590,395.69
  6. Step 6: Final answer
    x = 1,304,956.58

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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.