Home / 1,065,117.21-1,469,415.84-651,340.58

Finding the Fourth Proportional to 1,065,117.21, 1,469,415.84 and 651,340.58

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Solution

The fourth proportional to 1,065,117.21, 1,469,415.84 and 651,340.58 is: 898,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,117.21 : 1,469,415.84 = 651,340.58 : x
  2. Step 2: Convert to fraction form
    1,065,117.21/1,469,415.84 = 651,340.58/x
  3. Step 3: Cross multiply
    1,065,117.21x = 1,469,415.84 × 651,340.58
  4. Step 4: Simplify right side
    1,065,117.21x = 957,090,155,697.18
  5. Step 5: Solve for x
    x = 957,090,155,697.18/1,065,117.21
  6. Step 6: Final answer
    x = 898,577.31

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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.