Home / 1,539,454.39-2,124,284.26-851,015.34

Finding the Fourth Proportional to 1,539,454.39, 2,124,284.26 and 851,015.34

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Solution

The fourth proportional to 1,539,454.39, 2,124,284.26 and 851,015.34 is: 1,174,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,454.39 : 2,124,284.26 = 851,015.34 : x
  2. Step 2: Convert to fraction form
    1,539,454.39/2,124,284.26 = 851,015.34/x
  3. Step 3: Cross multiply
    1,539,454.39x = 2,124,284.26 × 851,015.34
  4. Step 4: Simplify right side
    1,539,454.39x = 1,807,798,491,780.55
  5. Step 5: Solve for x
    x = 1,807,798,491,780.55/1,539,454.39
  6. Step 6: Final answer
    x = 1,174,311.17

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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.