Home / 1,995,237.41-2,992,856.15-478,920.34

Finding the Fourth Proportional to 1,995,237.41, 2,992,856.15 and 478,920.34

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Solution

The fourth proportional to 1,995,237.41, 2,992,856.15 and 478,920.34 is: 718,380.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,237.41 : 2,992,856.15 = 478,920.34 : x
  2. Step 2: Convert to fraction form
    1,995,237.41/2,992,856.15 = 478,920.34/x
  3. Step 3: Cross multiply
    1,995,237.41x = 2,992,856.15 × 478,920.34
  4. Step 4: Simplify right side
    1,995,237.41x = 1,433,339,684,929.09
  5. Step 5: Solve for x
    x = 1,433,339,684,929.09/1,995,237.41
  6. Step 6: Final answer
    x = 718,380.52

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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.