Home / 2,858,165.28-4,284,225-938,572.20

Finding the Fourth Proportional to 2,858,165.28, 4,284,225 and 938,572.20

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Solution

The fourth proportional to 2,858,165.28, 4,284,225 and 938,572.20 is: 1,406,865.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,165.28 : 4,284,225 = 938,572.20 : x
  2. Step 2: Convert to fraction form
    2,858,165.28/4,284,225 = 938,572.20/x
  3. Step 3: Cross multiply
    2,858,165.28x = 4,284,225 × 938,572.20
  4. Step 4: Simplify right side
    2,858,165.28x = 4,021,054,483,545
  5. Step 5: Solve for x
    x = 4,021,054,483,545/2,858,165.28
  6. Step 6: Final answer
    x = 1,406,865.63

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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.