Home / 1,302,585.86-1,952,585.72-618,273.56

Finding the Fourth Proportional to 1,302,585.86, 1,952,585.72 and 618,273.56

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Solution

The fourth proportional to 1,302,585.86, 1,952,585.72 and 618,273.56 is: 926,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,585.86 : 1,952,585.72 = 618,273.56 : x
  2. Step 2: Convert to fraction form
    1,302,585.86/1,952,585.72 = 618,273.56/x
  3. Step 3: Cross multiply
    1,302,585.86x = 1,952,585.72 × 618,273.56
  4. Step 4: Simplify right side
    1,302,585.86x = 1,207,232,111,455.27
  5. Step 5: Solve for x
    x = 1,207,232,111,455.27/1,302,585.86
  6. Step 6: Final answer
    x = 926,796.58

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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.