Home / 1,416,659.04-1,954,932.45-772,065.36

Finding the Fourth Proportional to 1,416,659.04, 1,954,932.45 and 772,065.36

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Solution

The fourth proportional to 1,416,659.04, 1,954,932.45 and 772,065.36 is: 1,065,419.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,659.04 : 1,954,932.45 = 772,065.36 : x
  2. Step 2: Convert to fraction form
    1,416,659.04/1,954,932.45 = 772,065.36/x
  3. Step 3: Cross multiply
    1,416,659.04x = 1,954,932.45 × 772,065.36
  4. Step 4: Simplify right side
    1,416,659.04x = 1,509,335,625,784.93
  5. Step 5: Solve for x
    x = 1,509,335,625,784.93/1,416,659.04
  6. Step 6: Final answer
    x = 1,065,419.12

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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.