Home / 1,425,356.29-2,137,811.60-465,804.27

Finding the Fourth Proportional to 1,425,356.29, 2,137,811.60 and 465,804.27

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Solution

The fourth proportional to 1,425,356.29, 2,137,811.60 and 465,804.27 is: 698,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,356.29 : 2,137,811.60 = 465,804.27 : x
  2. Step 2: Convert to fraction form
    1,425,356.29/2,137,811.60 = 465,804.27/x
  3. Step 3: Cross multiply
    1,425,356.29x = 2,137,811.60 × 465,804.27
  4. Step 4: Simplify right side
    1,425,356.29x = 995,801,778,211.72
  5. Step 5: Solve for x
    x = 995,801,778,211.72/1,425,356.29
  6. Step 6: Final answer
    x = 698,633.59

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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.