Home / 1,780,505.49-2,668,892.00-657,858.45

Finding the Fourth Proportional to 1,780,505.49, 2,668,892.00 and 657,858.45

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Solution

The fourth proportional to 1,780,505.49, 2,668,892.00 and 657,858.45 is: 986,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,505.49 : 2,668,892.00 = 657,858.45 : x
  2. Step 2: Convert to fraction form
    1,780,505.49/2,668,892.00 = 657,858.45/x
  3. Step 3: Cross multiply
    1,780,505.49x = 2,668,892.00 × 657,858.45
  4. Step 4: Simplify right side
    1,780,505.49x = 1,755,753,151,048.11
  5. Step 5: Solve for x
    x = 1,755,753,151,048.11/1,780,505.49
  6. Step 6: Final answer
    x = 986,098.14

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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.