Home / 1,268,148.40-1,749,998.52-695,176.27

Finding the Fourth Proportional to 1,268,148.40, 1,749,998.52 and 695,176.27

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Solution

The fourth proportional to 1,268,148.40, 1,749,998.52 and 695,176.27 is: 959,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,148.40 : 1,749,998.52 = 695,176.27 : x
  2. Step 2: Convert to fraction form
    1,268,148.40/1,749,998.52 = 695,176.27/x
  3. Step 3: Cross multiply
    1,268,148.40x = 1,749,998.52 × 695,176.27
  4. Step 4: Simplify right side
    1,268,148.40x = 1,216,557,443,639.12
  5. Step 5: Solve for x
    x = 1,216,557,443,639.12/1,268,148.40
  6. Step 6: Final answer
    x = 959,317.89

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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.