Home / 3,326,780.80-4,590,448.32-1,876,412.80

Finding the Fourth Proportional to 3,326,780.80, 4,590,448.32 and 1,876,412.80

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Solution

The fourth proportional to 3,326,780.80, 4,590,448.32 and 1,876,412.80 is: 2,589,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,780.80 : 4,590,448.32 = 1,876,412.80 : x
  2. Step 2: Convert to fraction form
    3,326,780.80/4,590,448.32 = 1,876,412.80/x
  3. Step 3: Cross multiply
    3,326,780.80x = 4,590,448.32 × 1,876,412.80
  4. Step 4: Simplify right side
    3,326,780.80x = 8,613,575,985,386.50
  5. Step 5: Solve for x
    x = 8,613,575,985,386.50/3,326,780.80
  6. Step 6: Final answer
    x = 2,589,162.47

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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.