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Finding the Fourth Proportional to 1,845,704.98, 2,768,988 and 631,291

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Solution

The fourth proportional to 1,845,704.98, 2,768,988 and 631,291 is: 947,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,704.98 : 2,768,988 = 631,291 : x
  2. Step 2: Convert to fraction form
    1,845,704.98/2,768,988 = 631,291/x
  3. Step 3: Cross multiply
    1,845,704.98x = 2,768,988 × 631,291
  4. Step 4: Simplify right side
    1,845,704.98x = 1,748,037,203,508
  5. Step 5: Solve for x
    x = 1,748,037,203,508/1,845,704.98
  6. Step 6: Final answer
    x = 947,083.76

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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.