Home / 1,674,842.80-2,511,886.72-476,738.56

Finding the Fourth Proportional to 1,674,842.80, 2,511,886.72 and 476,738.56

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Solution

The fourth proportional to 1,674,842.80, 2,511,886.72 and 476,738.56 is: 715,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,842.80 : 2,511,886.72 = 476,738.56 : x
  2. Step 2: Convert to fraction form
    1,674,842.80/2,511,886.72 = 476,738.56/x
  3. Step 3: Cross multiply
    1,674,842.80x = 2,511,886.72 × 476,738.56
  4. Step 4: Simplify right side
    1,674,842.80x = 1,197,513,257,775.92
  5. Step 5: Solve for x
    x = 1,197,513,257,775.92/1,674,842.80
  6. Step 6: Final answer
    x = 715,000.39

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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.