Home / 1,206,053.82-1,809,120.70-606,688.38

Finding the Fourth Proportional to 1,206,053.82, 1,809,120.70 and 606,688.38

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Solution

The fourth proportional to 1,206,053.82, 1,809,120.70 and 606,688.38 is: 910,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,053.82 : 1,809,120.70 = 606,688.38 : x
  2. Step 2: Convert to fraction form
    1,206,053.82/1,809,120.70 = 606,688.38/x
  3. Step 3: Cross multiply
    1,206,053.82x = 1,809,120.70 × 606,688.38
  4. Step 4: Simplify right side
    1,206,053.82x = 1,097,572,506,707.47
  5. Step 5: Solve for x
    x = 1,097,572,506,707.47/1,206,053.82
  6. Step 6: Final answer
    x = 910,052.68

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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.