Home / 1,668,519-2,481,314.58-1,615,374.36

Finding the Fourth Proportional to 1,668,519, 2,481,314.58 and 1,615,374.36

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Solution

The fourth proportional to 1,668,519, 2,481,314.58 and 1,615,374.36 is: 2,402,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,519 : 2,481,314.58 = 1,615,374.36 : x
  2. Step 2: Convert to fraction form
    1,668,519/2,481,314.58 = 1,615,374.36/x
  3. Step 3: Cross multiply
    1,668,519x = 2,481,314.58 × 1,615,374.36
  4. Step 4: Simplify right side
    1,668,519x = 4,008,251,951,626.17
  5. Step 5: Solve for x
    x = 4,008,251,951,626.17/1,668,519
  6. Step 6: Final answer
    x = 2,402,281.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.