Home / 2,885,161.70-4,328,131.35-992,483.30

Finding the Fourth Proportional to 2,885,161.70, 4,328,131.35 and 992,483.30

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Solution

The fourth proportional to 2,885,161.70, 4,328,131.35 and 992,483.30 is: 1,488,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,161.70 : 4,328,131.35 = 992,483.30 : x
  2. Step 2: Convert to fraction form
    2,885,161.70/4,328,131.35 = 992,483.30/x
  3. Step 3: Cross multiply
    2,885,161.70x = 4,328,131.35 × 992,483.30
  4. Step 4: Simplify right side
    2,885,161.70x = 4,295,598,085,081.45
  5. Step 5: Solve for x
    x = 4,295,598,085,081.45/2,885,161.70
  6. Step 6: Final answer
    x = 1,488,858.70

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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.