Home / 1,132,985.28-1,697,892-852,173.76

Finding the Fourth Proportional to 1,132,985.28, 1,697,892 and 852,173.76

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Solution

The fourth proportional to 1,132,985.28, 1,697,892 and 852,173.76 is: 1,277,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,985.28 : 1,697,892 = 852,173.76 : x
  2. Step 2: Convert to fraction form
    1,132,985.28/1,697,892 = 852,173.76/x
  3. Step 3: Cross multiply
    1,132,985.28x = 1,697,892 × 852,173.76
  4. Step 4: Simplify right side
    1,132,985.28x = 1,446,899,009,713.92
  5. Step 5: Solve for x
    x = 1,446,899,009,713.92/1,132,985.28
  6. Step 6: Final answer
    x = 1,277,067.79

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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.