Home / 1,006,616.67-1,389,131.01-553,907.67

Finding the Fourth Proportional to 1,006,616.67, 1,389,131.01 and 553,907.67

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Solution

The fourth proportional to 1,006,616.67, 1,389,131.01 and 553,907.67 is: 764,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,616.67 : 1,389,131.01 = 553,907.67 : x
  2. Step 2: Convert to fraction form
    1,006,616.67/1,389,131.01 = 553,907.67/x
  3. Step 3: Cross multiply
    1,006,616.67x = 1,389,131.01 × 553,907.67
  4. Step 4: Simplify right side
    1,006,616.67x = 769,450,323,678.47
  5. Step 5: Solve for x
    x = 769,450,323,678.47/1,006,616.67
  6. Step 6: Final answer
    x = 764,392.59

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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.