Home / 4,971,969.73-7,458,114.96-1,377,771.31

Finding the Fourth Proportional to 4,971,969.73, 7,458,114.96 and 1,377,771.31

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Solution

The fourth proportional to 4,971,969.73, 7,458,114.96 and 1,377,771.31 is: 2,066,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,969.73 : 7,458,114.96 = 1,377,771.31 : x
  2. Step 2: Convert to fraction form
    4,971,969.73/7,458,114.96 = 1,377,771.31/x
  3. Step 3: Cross multiply
    4,971,969.73x = 7,458,114.96 × 1,377,771.31
  4. Step 4: Simplify right side
    4,971,969.73x = 10,275,576,781,279.22
  5. Step 5: Solve for x
    x = 10,275,576,781,279.22/4,971,969.73
  6. Step 6: Final answer
    x = 2,066,701.40

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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.