Home / 1,679,438.80-2,519,741.40-733,488.40

Finding the Fourth Proportional to 1,679,438.80, 2,519,741.40 and 733,488.40

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Solution

The fourth proportional to 1,679,438.80, 2,519,741.40 and 733,488.40 is: 1,100,487.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,438.80 : 2,519,741.40 = 733,488.40 : x
  2. Step 2: Convert to fraction form
    1,679,438.80/2,519,741.40 = 733,488.40/x
  3. Step 3: Cross multiply
    1,679,438.80x = 2,519,741.40 × 733,488.40
  4. Step 4: Simplify right side
    1,679,438.80x = 1,848,201,087,899.76
  5. Step 5: Solve for x
    x = 1,848,201,087,899.76/1,679,438.80
  6. Step 6: Final answer
    x = 1,100,487.31

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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.