Home / 1,522,101.14-2,100,515.01-918,372.50

Finding the Fourth Proportional to 1,522,101.14, 2,100,515.01 and 918,372.50

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Solution

The fourth proportional to 1,522,101.14, 2,100,515.01 and 918,372.50 is: 1,267,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,101.14 : 2,100,515.01 = 918,372.50 : x
  2. Step 2: Convert to fraction form
    1,522,101.14/2,100,515.01 = 918,372.50/x
  3. Step 3: Cross multiply
    1,522,101.14x = 2,100,515.01 × 918,372.50
  4. Step 4: Simplify right side
    1,522,101.14x = 1,929,055,221,021.23
  5. Step 5: Solve for x
    x = 1,929,055,221,021.23/1,522,101.14
  6. Step 6: Final answer
    x = 1,267,363.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.