Home / 2,855,317.58-4,282,749.48-1,148,257.47

Finding the Fourth Proportional to 2,855,317.58, 4,282,749.48 and 1,148,257.47

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Solution

The fourth proportional to 2,855,317.58, 4,282,749.48 and 1,148,257.47 is: 1,722,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,317.58 : 4,282,749.48 = 1,148,257.47 : x
  2. Step 2: Convert to fraction form
    2,855,317.58/4,282,749.48 = 1,148,257.47/x
  3. Step 3: Cross multiply
    2,855,317.58x = 4,282,749.48 × 1,148,257.47
  4. Step 4: Simplify right side
    2,855,317.58x = 4,917,699,069,136.00
  5. Step 5: Solve for x
    x = 4,917,699,069,136.00/2,855,317.58
  6. Step 6: Final answer
    x = 1,722,294.95

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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.