Home / 1,036,661.05-1,555,682.78-475,406.65

Finding the Fourth Proportional to 1,036,661.05, 1,555,682.78 and 475,406.65

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Solution

The fourth proportional to 1,036,661.05, 1,555,682.78 and 475,406.65 is: 713,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,661.05 : 1,555,682.78 = 475,406.65 : x
  2. Step 2: Convert to fraction form
    1,036,661.05/1,555,682.78 = 475,406.65/x
  3. Step 3: Cross multiply
    1,036,661.05x = 1,555,682.78 × 475,406.65
  4. Step 4: Simplify right side
    1,036,661.05x = 739,581,938,902.49
  5. Step 5: Solve for x
    x = 739,581,938,902.49/1,036,661.05
  6. Step 6: Final answer
    x = 713,426.96

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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.