Home / 1,416,965.24-1,955,412.09-772,385.43

Finding the Fourth Proportional to 1,416,965.24, 1,955,412.09 and 772,385.43

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Solution

The fourth proportional to 1,416,965.24, 1,955,412.09 and 772,385.43 is: 1,065,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,965.24 : 1,955,412.09 = 772,385.43 : x
  2. Step 2: Convert to fraction form
    1,416,965.24/1,955,412.09 = 772,385.43/x
  3. Step 3: Cross multiply
    1,416,965.24x = 1,955,412.09 × 772,385.43
  4. Step 4: Simplify right side
    1,416,965.24x = 1,510,331,807,961.85
  5. Step 5: Solve for x
    x = 1,510,331,807,961.85/1,416,965.24
  6. Step 6: Final answer
    x = 1,065,891.93

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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.