Home / 4,679,860.38-7,020,381.12-1,606,450.11

Finding the Fourth Proportional to 4,679,860.38, 7,020,381.12 and 1,606,450.11

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Solution

The fourth proportional to 4,679,860.38, 7,020,381.12 and 1,606,450.11 is: 2,409,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,860.38 : 7,020,381.12 = 1,606,450.11 : x
  2. Step 2: Convert to fraction form
    4,679,860.38/7,020,381.12 = 1,606,450.11/x
  3. Step 3: Cross multiply
    4,679,860.38x = 7,020,381.12 × 1,606,450.11
  4. Step 4: Simplify right side
    4,679,860.38x = 11,277,892,022,465.92
  5. Step 5: Solve for x
    x = 11,277,892,022,465.92/4,679,860.38
  6. Step 6: Final answer
    x = 2,409,877.88

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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.