Home / 1,177,340.40-1,624,732.92-668,041.44

Finding the Fourth Proportional to 1,177,340.40, 1,624,732.92 and 668,041.44

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Solution

The fourth proportional to 1,177,340.40, 1,624,732.92 and 668,041.44 is: 921,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,340.40 : 1,624,732.92 = 668,041.44 : x
  2. Step 2: Convert to fraction form
    1,177,340.40/1,624,732.92 = 668,041.44/x
  3. Step 3: Cross multiply
    1,177,340.40x = 1,624,732.92 × 668,041.44
  4. Step 4: Simplify right side
    1,177,340.40x = 1,085,388,919,492.20
  5. Step 5: Solve for x
    x = 1,085,388,919,492.20/1,177,340.40
  6. Step 6: Final answer
    x = 921,898.98

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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.