Home / 1,907,462.84-2,861,078.38-676,531.76

Finding the Fourth Proportional to 1,907,462.84, 2,861,078.38 and 676,531.76

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Solution

The fourth proportional to 1,907,462.84, 2,861,078.38 and 676,531.76 is: 1,014,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,462.84 : 2,861,078.38 = 676,531.76 : x
  2. Step 2: Convert to fraction form
    1,907,462.84/2,861,078.38 = 676,531.76/x
  3. Step 3: Cross multiply
    1,907,462.84x = 2,861,078.38 × 676,531.76
  4. Step 4: Simplify right side
    1,907,462.84x = 1,935,610,375,922.63
  5. Step 5: Solve for x
    x = 1,935,610,375,922.63/1,907,462.84
  6. Step 6: Final answer
    x = 1,014,756.53

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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.