Home / 1,416,518.39-1,954,738.50-771,924.85

Finding the Fourth Proportional to 1,416,518.39, 1,954,738.50 and 771,924.85

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Solution

The fourth proportional to 1,416,518.39, 1,954,738.50 and 771,924.85 is: 1,065,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,518.39 : 1,954,738.50 = 771,924.85 : x
  2. Step 2: Convert to fraction form
    1,416,518.39/1,954,738.50 = 771,924.85/x
  3. Step 3: Cross multiply
    1,416,518.39x = 1,954,738.50 × 771,924.85
  4. Step 4: Simplify right side
    1,416,518.39x = 1,508,911,223,401.73
  5. Step 5: Solve for x
    x = 1,508,911,223,401.73/1,416,518.39
  6. Step 6: Final answer
    x = 1,065,225.30

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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.