Home / 4,891,692.40-7,338,575.40-1,479,698.80

Finding the Fourth Proportional to 4,891,692.40, 7,338,575.40 and 1,479,698.80

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Solution

The fourth proportional to 4,891,692.40, 7,338,575.40 and 1,479,698.80 is: 2,219,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,692.40 : 7,338,575.40 = 1,479,698.80 : x
  2. Step 2: Convert to fraction form
    4,891,692.40/7,338,575.40 = 1,479,698.80/x
  3. Step 3: Cross multiply
    4,891,692.40x = 7,338,575.40 × 1,479,698.80
  4. Step 4: Simplify right side
    4,891,692.40x = 10,858,881,213,089.52
  5. Step 5: Solve for x
    x = 10,858,881,213,089.52/4,891,692.40
  6. Step 6: Final answer
    x = 2,219,861.82

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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.