Home / 1,017,559.05-1,525,895.70-511,804.37

Finding the Fourth Proportional to 1,017,559.05, 1,525,895.70 and 511,804.37

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Solution

The fourth proportional to 1,017,559.05, 1,525,895.70 and 511,804.37 is: 767,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,559.05 : 1,525,895.70 = 511,804.37 : x
  2. Step 2: Convert to fraction form
    1,017,559.05/1,525,895.70 = 511,804.37/x
  3. Step 3: Cross multiply
    1,017,559.05x = 1,525,895.70 × 511,804.37
  4. Step 4: Simplify right side
    1,017,559.05x = 780,960,079,794.73
  5. Step 5: Solve for x
    x = 780,960,079,794.73/1,017,559.05
  6. Step 6: Final answer
    x = 767,483.79

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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.