Home / 1,176,571.62-1,624,023.78-1,017,139.32

Finding the Fourth Proportional to 1,176,571.62, 1,624,023.78 and 1,017,139.32

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Solution

The fourth proportional to 1,176,571.62, 1,624,023.78 and 1,017,139.32 is: 1,403,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,571.62 : 1,624,023.78 = 1,017,139.32 : x
  2. Step 2: Convert to fraction form
    1,176,571.62/1,624,023.78 = 1,017,139.32/x
  3. Step 3: Cross multiply
    1,176,571.62x = 1,624,023.78 × 1,017,139.32
  4. Step 4: Simplify right side
    1,176,571.62x = 1,651,858,443,253.03
  5. Step 5: Solve for x
    x = 1,651,858,443,253.03/1,176,571.62
  6. Step 6: Final answer
    x = 1,403,959.11

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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.