Home / 1,141,087.39-1,574,749.80-631,789.75

Finding the Fourth Proportional to 1,141,087.39, 1,574,749.80 and 631,789.75

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Solution

The fourth proportional to 1,141,087.39, 1,574,749.80 and 631,789.75 is: 871,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,087.39 : 1,574,749.80 = 631,789.75 : x
  2. Step 2: Convert to fraction form
    1,141,087.39/1,574,749.80 = 631,789.75/x
  3. Step 3: Cross multiply
    1,141,087.39x = 1,574,749.80 × 631,789.75
  4. Step 4: Simplify right side
    1,141,087.39x = 994,910,782,454.55
  5. Step 5: Solve for x
    x = 994,910,782,454.55/1,141,087.39
  6. Step 6: Final answer
    x = 871,897.10

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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.