Home / 1,669,768.02-2,304,284.34-905,821.68

Finding the Fourth Proportional to 1,669,768.02, 2,304,284.34 and 905,821.68

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Solution

The fourth proportional to 1,669,768.02, 2,304,284.34 and 905,821.68 is: 1,250,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,768.02 : 2,304,284.34 = 905,821.68 : x
  2. Step 2: Convert to fraction form
    1,669,768.02/2,304,284.34 = 905,821.68/x
  3. Step 3: Cross multiply
    1,669,768.02x = 2,304,284.34 × 905,821.68
  4. Step 4: Simplify right side
    1,669,768.02x = 2,087,270,712,056.49
  5. Step 5: Solve for x
    x = 2,087,270,712,056.49/1,669,768.02
  6. Step 6: Final answer
    x = 1,250,036.34

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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.