Home / 1,367,912.88-2,051,904.15-648,085.86

Finding the Fourth Proportional to 1,367,912.88, 2,051,904.15 and 648,085.86

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Solution

The fourth proportional to 1,367,912.88, 2,051,904.15 and 648,085.86 is: 972,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,912.88 : 2,051,904.15 = 648,085.86 : x
  2. Step 2: Convert to fraction form
    1,367,912.88/2,051,904.15 = 648,085.86/x
  3. Step 3: Cross multiply
    1,367,912.88x = 2,051,904.15 × 648,085.86
  4. Step 4: Simplify right side
    1,367,912.88x = 1,329,810,065,690.32
  5. Step 5: Solve for x
    x = 1,329,810,065,690.32/1,367,912.88
  6. Step 6: Final answer
    x = 972,145.29

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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.