Home / 1,416,626.28-1,954,887.21-772,032.53

Finding the Fourth Proportional to 1,416,626.28, 1,954,887.21 and 772,032.53

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Solution

The fourth proportional to 1,416,626.28, 1,954,887.21 and 772,032.53 is: 1,065,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,626.28 : 1,954,887.21 = 772,032.53 : x
  2. Step 2: Convert to fraction form
    1,416,626.28/1,954,887.21 = 772,032.53/x
  3. Step 3: Cross multiply
    1,416,626.28x = 1,954,887.21 × 772,032.53
  4. Step 4: Simplify right side
    1,416,626.28x = 1,509,236,523,488.16
  5. Step 5: Solve for x
    x = 1,509,236,523,488.16/1,416,626.28
  6. Step 6: Final answer
    x = 1,065,373.80

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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.