Home / 814,818.03-1,124,655.57-556,799.42

Finding the Fourth Proportional to 814,818.03, 1,124,655.57 and 556,799.42

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Solution

The fourth proportional to 814,818.03, 1,124,655.57 and 556,799.42 is: 768,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,818.03 : 1,124,655.57 = 556,799.42 : x
  2. Step 2: Convert to fraction form
    814,818.03/1,124,655.57 = 556,799.42/x
  3. Step 3: Cross multiply
    814,818.03x = 1,124,655.57 × 556,799.42
  4. Step 4: Simplify right side
    814,818.03x = 626,207,563,452.49
  5. Step 5: Solve for x
    x = 626,207,563,452.49/814,818.03
  6. Step 6: Final answer
    x = 768,524.43

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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.