Home / 1,177,149.78-1,624,519.98-693,735.30

Finding the Fourth Proportional to 1,177,149.78, 1,624,519.98 and 693,735.30

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Solution

The fourth proportional to 1,177,149.78, 1,624,519.98 and 693,735.30 is: 957,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,149.78 : 1,624,519.98 = 693,735.30 : x
  2. Step 2: Convert to fraction form
    1,177,149.78/1,624,519.98 = 693,735.30/x
  3. Step 3: Cross multiply
    1,177,149.78x = 1,624,519.98 × 693,735.30
  4. Step 4: Simplify right side
    1,177,149.78x = 1,126,986,855,681.29
  5. Step 5: Solve for x
    x = 1,126,986,855,681.29/1,177,149.78
  6. Step 6: Final answer
    x = 957,386.12

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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.