Home / 1,214,117.37-1,675,460.71-670,239.18

Finding the Fourth Proportional to 1,214,117.37, 1,675,460.71 and 670,239.18

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Solution

The fourth proportional to 1,214,117.37, 1,675,460.71 and 670,239.18 is: 924,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,117.37 : 1,675,460.71 = 670,239.18 : x
  2. Step 2: Convert to fraction form
    1,214,117.37/1,675,460.71 = 670,239.18/x
  3. Step 3: Cross multiply
    1,214,117.37x = 1,675,460.71 × 670,239.18
  4. Step 4: Simplify right side
    1,214,117.37x = 1,122,959,412,392.62
  5. Step 5: Solve for x
    x = 1,122,959,412,392.62/1,214,117.37
  6. Step 6: Final answer
    x = 924,918.33

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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.