Home / 1,416,519.39-1,954,739.88-771,925.85

Finding the Fourth Proportional to 1,416,519.39, 1,954,739.88 and 771,925.85

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Solution

The fourth proportional to 1,416,519.39, 1,954,739.88 and 771,925.85 is: 1,065,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,519.39 : 1,954,739.88 = 771,925.85 : x
  2. Step 2: Convert to fraction form
    1,416,519.39/1,954,739.88 = 771,925.85/x
  3. Step 3: Cross multiply
    1,416,519.39x = 1,954,739.88 × 771,925.85
  4. Step 4: Simplify right side
    1,416,519.39x = 1,508,914,243,397.90
  5. Step 5: Solve for x
    x = 1,508,914,243,397.90/1,416,519.39
  6. Step 6: Final answer
    x = 1,065,226.68

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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.