Home / 1,416,606.45-1,954,859.91-772,012.71

Finding the Fourth Proportional to 1,416,606.45, 1,954,859.91 and 772,012.71

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Solution

The fourth proportional to 1,416,606.45, 1,954,859.91 and 772,012.71 is: 1,065,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,606.45 : 1,954,859.91 = 772,012.71 : x
  2. Step 2: Convert to fraction form
    1,416,606.45/1,954,859.91 = 772,012.71/x
  3. Step 3: Cross multiply
    1,416,606.45x = 1,954,859.91 × 772,012.71
  4. Step 4: Simplify right side
    1,416,606.45x = 1,509,176,696,789.46
  5. Step 5: Solve for x
    x = 1,509,176,696,789.46/1,416,606.45
  6. Step 6: Final answer
    x = 1,065,346.48

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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.