Home / 1,003,538.03-1,384,892.45-544,656.67

Finding the Fourth Proportional to 1,003,538.03, 1,384,892.45 and 544,656.67

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Solution

The fourth proportional to 1,003,538.03, 1,384,892.45 and 544,656.67 is: 751,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,538.03 : 1,384,892.45 = 544,656.67 : x
  2. Step 2: Convert to fraction form
    1,003,538.03/1,384,892.45 = 544,656.67/x
  3. Step 3: Cross multiply
    1,003,538.03x = 1,384,892.45 × 544,656.67
  4. Step 4: Simplify right side
    1,003,538.03x = 754,290,910,125.14
  5. Step 5: Solve for x
    x = 754,290,910,125.14/1,003,538.03
  6. Step 6: Final answer
    x = 751,631.61

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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.