Home / 1,015,792.65-1,401,786.09-556,901.73

Finding the Fourth Proportional to 1,015,792.65, 1,401,786.09 and 556,901.73

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Solution

The fourth proportional to 1,015,792.65, 1,401,786.09 and 556,901.73 is: 768,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,792.65 : 1,401,786.09 = 556,901.73 : x
  2. Step 2: Convert to fraction form
    1,015,792.65/1,401,786.09 = 556,901.73/x
  3. Step 3: Cross multiply
    1,015,792.65x = 1,401,786.09 × 556,901.73
  4. Step 4: Simplify right side
    1,015,792.65x = 780,657,098,610.94
  5. Step 5: Solve for x
    x = 780,657,098,610.94/1,015,792.65
  6. Step 6: Final answer
    x = 768,520.13

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1.5x scale

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.