Home / 1,291,755.84-1,936,376.64-617,663.04

Finding the Fourth Proportional to 1,291,755.84, 1,936,376.64 and 617,663.04

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Solution

The fourth proportional to 1,291,755.84, 1,936,376.64 and 617,663.04 is: 925,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,755.84 : 1,936,376.64 = 617,663.04 : x
  2. Step 2: Convert to fraction form
    1,291,755.84/1,936,376.64 = 617,663.04/x
  3. Step 3: Cross multiply
    1,291,755.84x = 1,936,376.64 × 617,663.04
  4. Step 4: Simplify right side
    1,291,755.84x = 1,196,028,282,047.39
  5. Step 5: Solve for x
    x = 1,196,028,282,047.39/1,291,755.84
  6. Step 6: Final answer
    x = 925,893.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.