Home / 1,232,748.79-1,701,229.66-688,885.87

Finding the Fourth Proportional to 1,232,748.79, 1,701,229.66 and 688,885.87

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Solution

The fourth proportional to 1,232,748.79, 1,701,229.66 and 688,885.87 is: 950,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,748.79 : 1,701,229.66 = 688,885.87 : x
  2. Step 2: Convert to fraction form
    1,232,748.79/1,701,229.66 = 688,885.87/x
  3. Step 3: Cross multiply
    1,232,748.79x = 1,701,229.66 × 688,885.87
  4. Step 4: Simplify right side
    1,232,748.79x = 1,171,953,080,241.20
  5. Step 5: Solve for x
    x = 1,171,953,080,241.20/1,232,748.79
  6. Step 6: Final answer
    x = 950,682.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.