Home / 1,034,639.69-1,551,507.09-521,989.44

Finding the Fourth Proportional to 1,034,639.69, 1,551,507.09 and 521,989.44

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Solution

The fourth proportional to 1,034,639.69, 1,551,507.09 and 521,989.44 is: 782,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,639.69 : 1,551,507.09 = 521,989.44 : x
  2. Step 2: Convert to fraction form
    1,034,639.69/1,551,507.09 = 521,989.44/x
  3. Step 3: Cross multiply
    1,034,639.69x = 1,551,507.09 × 521,989.44
  4. Step 4: Simplify right side
    1,034,639.69x = 809,870,317,065.13
  5. Step 5: Solve for x
    x = 809,870,317,065.13/1,034,639.69
  6. Step 6: Final answer
    x = 782,755.90

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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.