Home / 1,606,981.92-2,217,628.96-881,841.76

Finding the Fourth Proportional to 1,606,981.92, 2,217,628.96 and 881,841.76

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Solution

The fourth proportional to 1,606,981.92, 2,217,628.96 and 881,841.76 is: 1,216,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,981.92 : 2,217,628.96 = 881,841.76 : x
  2. Step 2: Convert to fraction form
    1,606,981.92/2,217,628.96 = 881,841.76/x
  3. Step 3: Cross multiply
    1,606,981.92x = 2,217,628.96 × 881,841.76
  4. Step 4: Simplify right side
    1,606,981.92x = 1,955,597,825,113.37
  5. Step 5: Solve for x
    x = 1,955,597,825,113.37/1,606,981.92
  6. Step 6: Final answer
    x = 1,216,938.29

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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.