Home / 1,214,081.47-1,675,388.50-670,205.58

Finding the Fourth Proportional to 1,214,081.47, 1,675,388.50 and 670,205.58

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Solution

The fourth proportional to 1,214,081.47, 1,675,388.50 and 670,205.58 is: 924,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,081.47 : 1,675,388.50 = 670,205.58 : x
  2. Step 2: Convert to fraction form
    1,214,081.47/1,675,388.50 = 670,205.58/x
  3. Step 3: Cross multiply
    1,214,081.47x = 1,675,388.50 × 670,205.58
  4. Step 4: Simplify right side
    1,214,081.47x = 1,122,854,721,367.83
  5. Step 5: Solve for x
    x = 1,122,854,721,367.83/1,214,081.47
  6. Step 6: Final answer
    x = 924,859.45

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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.