Home / 1,274,491.58-1,911,176.48-675,314.64

Finding the Fourth Proportional to 1,274,491.58, 1,911,176.48 and 675,314.64

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Solution

The fourth proportional to 1,274,491.58, 1,911,176.48 and 675,314.64 is: 1,012,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,491.58 : 1,911,176.48 = 675,314.64 : x
  2. Step 2: Convert to fraction form
    1,274,491.58/1,911,176.48 = 675,314.64/x
  3. Step 3: Cross multiply
    1,274,491.58x = 1,911,176.48 × 675,314.64
  4. Step 4: Simplify right side
    1,274,491.58x = 1,290,645,453,191.09
  5. Step 5: Solve for x
    x = 1,290,645,453,191.09/1,274,491.58
  6. Step 6: Final answer
    x = 1,012,674.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.