Home / 2,029,917.69-3,044,508.67-815,445.31

Finding the Fourth Proportional to 2,029,917.69, 3,044,508.67 and 815,445.31

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Solution

The fourth proportional to 2,029,917.69, 3,044,508.67 and 815,445.31 is: 1,223,020.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,917.69 : 3,044,508.67 = 815,445.31 : x
  2. Step 2: Convert to fraction form
    2,029,917.69/3,044,508.67 = 815,445.31/x
  3. Step 3: Cross multiply
    2,029,917.69x = 3,044,508.67 × 815,445.31
  4. Step 4: Simplify right side
    2,029,917.69x = 2,482,630,316,205.84
  5. Step 5: Solve for x
    x = 2,482,630,316,205.84/2,029,917.69
  6. Step 6: Final answer
    x = 1,223,020.19

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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.