Home / 3,317,938.80-4,579,501.98-2,171,354.64

Finding the Fourth Proportional to 3,317,938.80, 4,579,501.98 and 2,171,354.64

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Solution

The fourth proportional to 3,317,938.80, 4,579,501.98 and 2,171,354.64 is: 2,996,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,938.80 : 4,579,501.98 = 2,171,354.64 : x
  2. Step 2: Convert to fraction form
    3,317,938.80/4,579,501.98 = 2,171,354.64/x
  3. Step 3: Cross multiply
    3,317,938.80x = 4,579,501.98 × 2,171,354.64
  4. Step 4: Simplify right side
    3,317,938.80x = 9,943,722,873,162.19
  5. Step 5: Solve for x
    x = 9,943,722,873,162.19/3,317,938.80
  6. Step 6: Final answer
    x = 2,996,957.89

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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.