Home / 849,164.16-1,171,855.82-461,981.77

Finding the Fourth Proportional to 849,164.16, 1,171,855.82 and 461,981.77

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Solution

The fourth proportional to 849,164.16, 1,171,855.82 and 461,981.77 is: 637,539.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,164.16 : 1,171,855.82 = 461,981.77 : x
  2. Step 2: Convert to fraction form
    849,164.16/1,171,855.82 = 461,981.77/x
  3. Step 3: Cross multiply
    849,164.16x = 1,171,855.82 × 461,981.77
  4. Step 4: Simplify right side
    849,164.16x = 541,376,020,668.85
  5. Step 5: Solve for x
    x = 541,376,020,668.85/849,164.16
  6. Step 6: Final answer
    x = 637,539.88

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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.