Home / 1,786,218.06-2,464,970.46-970,415.22

Finding the Fourth Proportional to 1,786,218.06, 2,464,970.46 and 970,415.22

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Solution

The fourth proportional to 1,786,218.06, 2,464,970.46 and 970,415.22 is: 1,339,167.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,218.06 : 2,464,970.46 = 970,415.22 : x
  2. Step 2: Convert to fraction form
    1,786,218.06/2,464,970.46 = 970,415.22/x
  3. Step 3: Cross multiply
    1,786,218.06x = 2,464,970.46 × 970,415.22
  4. Step 4: Simplify right side
    1,786,218.06x = 2,392,044,851,234.40
  5. Step 5: Solve for x
    x = 2,392,044,851,234.40/1,786,218.06
  6. Step 6: Final answer
    x = 1,339,167.32

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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.