Home / 3,676,670.69-5,515,314.74-1,117,907.86

Finding the Fourth Proportional to 3,676,670.69, 5,515,314.74 and 1,117,907.86

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Solution

The fourth proportional to 3,676,670.69, 5,515,314.74 and 1,117,907.86 is: 1,676,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,670.69 : 5,515,314.74 = 1,117,907.86 : x
  2. Step 2: Convert to fraction form
    3,676,670.69/5,515,314.74 = 1,117,907.86/x
  3. Step 3: Cross multiply
    3,676,670.69x = 5,515,314.74 × 1,117,907.86
  4. Step 4: Simplify right side
    3,676,670.69x = 6,165,613,696,493.98
  5. Step 5: Solve for x
    x = 6,165,613,696,493.98/3,676,670.69
  6. Step 6: Final answer
    x = 1,676,955.65

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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.