Home / 2,120,854.86-3,180,802.97-604,505.09

Finding the Fourth Proportional to 2,120,854.86, 3,180,802.97 and 604,505.09

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Solution

The fourth proportional to 2,120,854.86, 3,180,802.97 and 604,505.09 is: 906,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,854.86 : 3,180,802.97 = 604,505.09 : x
  2. Step 2: Convert to fraction form
    2,120,854.86/3,180,802.97 = 604,505.09/x
  3. Step 3: Cross multiply
    2,120,854.86x = 3,180,802.97 × 604,505.09
  4. Step 4: Simplify right side
    2,120,854.86x = 1,922,811,595,115.39
  5. Step 5: Solve for x
    x = 1,922,811,595,115.39/2,120,854.86
  6. Step 6: Final answer
    x = 906,621.02

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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.