Home / 2,910,495.85-4,366,382.87-860,996.05

Finding the Fourth Proportional to 2,910,495.85, 4,366,382.87 and 860,996.05

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Solution

The fourth proportional to 2,910,495.85, 4,366,382.87 and 860,996.05 is: 1,291,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,495.85 : 4,366,382.87 = 860,996.05 : x
  2. Step 2: Convert to fraction form
    2,910,495.85/4,366,382.87 = 860,996.05/x
  3. Step 3: Cross multiply
    2,910,495.85x = 4,366,382.87 × 860,996.05
  4. Step 4: Simplify right side
    2,910,495.85x = 3,759,438,403,857.66
  5. Step 5: Solve for x
    x = 3,759,438,403,857.66/2,910,495.85
  6. Step 6: Final answer
    x = 1,291,683.13

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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.