Home / 1,240,974.43-1,712,358.16-697,006.03

Finding the Fourth Proportional to 1,240,974.43, 1,712,358.16 and 697,006.03

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Solution

The fourth proportional to 1,240,974.43, 1,712,358.16 and 697,006.03 is: 961,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,974.43 : 1,712,358.16 = 697,006.03 : x
  2. Step 2: Convert to fraction form
    1,240,974.43/1,712,358.16 = 697,006.03/x
  3. Step 3: Cross multiply
    1,240,974.43x = 1,712,358.16 × 697,006.03
  4. Step 4: Simplify right side
    1,240,974.43x = 1,193,523,963,039.70
  5. Step 5: Solve for x
    x = 1,193,523,963,039.70/1,240,974.43
  6. Step 6: Final answer
    x = 961,763.54

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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.