Home / 1,401,792.12-1,934,472.84-757,212.36

Finding the Fourth Proportional to 1,401,792.12, 1,934,472.84 and 757,212.36

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Solution

The fourth proportional to 1,401,792.12, 1,934,472.84 and 757,212.36 is: 1,044,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,792.12 : 1,934,472.84 = 757,212.36 : x
  2. Step 2: Convert to fraction form
    1,401,792.12/1,934,472.84 = 757,212.36/x
  3. Step 3: Cross multiply
    1,401,792.12x = 1,934,472.84 × 757,212.36
  4. Step 4: Simplify right side
    1,401,792.12x = 1,464,806,744,532.30
  5. Step 5: Solve for x
    x = 1,464,806,744,532.30/1,401,792.12
  6. Step 6: Final answer
    x = 1,044,952.90

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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.