Home / 1,065,140.76-1,469,904.36-606,232.92

Finding the Fourth Proportional to 1,065,140.76, 1,469,904.36 and 606,232.92

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Solution

The fourth proportional to 1,065,140.76, 1,469,904.36 and 606,232.92 is: 836,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,140.76 : 1,469,904.36 = 606,232.92 : x
  2. Step 2: Convert to fraction form
    1,065,140.76/1,469,904.36 = 606,232.92/x
  3. Step 3: Cross multiply
    1,065,140.76x = 1,469,904.36 × 606,232.92
  4. Step 4: Simplify right side
    1,065,140.76x = 891,104,412,283.53
  5. Step 5: Solve for x
    x = 891,104,412,283.53/1,065,140.76
  6. Step 6: Final answer
    x = 836,607.18

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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.