Home / 1,005,185.17-1,387,166.25-546,299.79

Finding the Fourth Proportional to 1,005,185.17, 1,387,166.25 and 546,299.79

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Solution

The fourth proportional to 1,005,185.17, 1,387,166.25 and 546,299.79 is: 753,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,185.17 : 1,387,166.25 = 546,299.79 : x
  2. Step 2: Convert to fraction form
    1,005,185.17/1,387,166.25 = 546,299.79/x
  3. Step 3: Cross multiply
    1,005,185.17x = 1,387,166.25 × 546,299.79
  4. Step 4: Simplify right side
    1,005,185.17x = 757,808,631,070.09
  5. Step 5: Solve for x
    x = 757,808,631,070.09/1,005,185.17
  6. Step 6: Final answer
    x = 753,899.53

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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.