Home / 1,053,820.44-1,581,026.58-423,177.12

Finding the Fourth Proportional to 1,053,820.44, 1,581,026.58 and 423,177.12

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Solution

The fourth proportional to 1,053,820.44, 1,581,026.58 and 423,177.12 is: 634,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,820.44 : 1,581,026.58 = 423,177.12 : x
  2. Step 2: Convert to fraction form
    1,053,820.44/1,581,026.58 = 423,177.12/x
  3. Step 3: Cross multiply
    1,053,820.44x = 1,581,026.58 × 423,177.12
  4. Step 4: Simplify right side
    1,053,820.44x = 669,054,274,767.85
  5. Step 5: Solve for x
    x = 669,054,274,767.85/1,053,820.44
  6. Step 6: Final answer
    x = 634,884.51

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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.