Home / 2,809,985.04-4,215,159-988,126.56

Finding the Fourth Proportional to 2,809,985.04, 4,215,159 and 988,126.56

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Solution

The fourth proportional to 2,809,985.04, 4,215,159 and 988,126.56 is: 1,482,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,985.04 : 4,215,159 = 988,126.56 : x
  2. Step 2: Convert to fraction form
    2,809,985.04/4,215,159 = 988,126.56/x
  3. Step 3: Cross multiply
    2,809,985.04x = 4,215,159 × 988,126.56
  4. Step 4: Simplify right side
    2,809,985.04x = 4,165,110,562,523.04
  5. Step 5: Solve for x
    x = 4,165,110,562,523.04/2,809,985.04
  6. Step 6: Final answer
    x = 1,482,253.64

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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.