Home / 1,416,632.44-1,954,895.74-772,038.76

Finding the Fourth Proportional to 1,416,632.44, 1,954,895.74 and 772,038.76

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Solution

The fourth proportional to 1,416,632.44, 1,954,895.74 and 772,038.76 is: 1,065,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,632.44 : 1,954,895.74 = 772,038.76 : x
  2. Step 2: Convert to fraction form
    1,416,632.44/1,954,895.74 = 772,038.76/x
  3. Step 3: Cross multiply
    1,416,632.44x = 1,954,895.74 × 772,038.76
  4. Step 4: Simplify right side
    1,416,632.44x = 1,509,255,283,038.88
  5. Step 5: Solve for x
    x = 1,509,255,283,038.88/1,416,632.44
  6. Step 6: Final answer
    x = 1,065,382.41

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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.