Home / 1,674,821.76-2,511,855.24-476,717.52

Finding the Fourth Proportional to 1,674,821.76, 2,511,855.24 and 476,717.52

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Solution

The fourth proportional to 1,674,821.76, 2,511,855.24 and 476,717.52 is: 714,968.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,821.76 : 2,511,855.24 = 476,717.52 : x
  2. Step 2: Convert to fraction form
    1,674,821.76/2,511,855.24 = 476,717.52/x
  3. Step 3: Cross multiply
    1,674,821.76x = 2,511,855.24 × 476,717.52
  4. Step 4: Simplify right side
    1,674,821.76x = 1,197,445,400,611.81
  5. Step 5: Solve for x
    x = 1,197,445,400,611.81/1,674,821.76
  6. Step 6: Final answer
    x = 714,968.86

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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.