Home / 1,416,634.95-1,954,899.18-772,041.27

Finding the Fourth Proportional to 1,416,634.95, 1,954,899.18 and 772,041.27

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Solution

The fourth proportional to 1,416,634.95, 1,954,899.18 and 772,041.27 is: 1,065,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,634.95 : 1,954,899.18 = 772,041.27 : x
  2. Step 2: Convert to fraction form
    1,416,634.95/1,954,899.18 = 772,041.27/x
  3. Step 3: Cross multiply
    1,416,634.95x = 1,954,899.18 × 772,041.27
  4. Step 4: Simplify right side
    1,416,634.95x = 1,509,262,845,649.16
  5. Step 5: Solve for x
    x = 1,509,262,845,649.16/1,416,634.95
  6. Step 6: Final answer
    x = 1,065,385.86

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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.