Home / 1,554,082.77-2,144,787.75-909,464.52

Finding the Fourth Proportional to 1,554,082.77, 2,144,787.75 and 909,464.52

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Solution

The fourth proportional to 1,554,082.77, 2,144,787.75 and 909,464.52 is: 1,255,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,082.77 : 2,144,787.75 = 909,464.52 : x
  2. Step 2: Convert to fraction form
    1,554,082.77/2,144,787.75 = 909,464.52/x
  3. Step 3: Cross multiply
    1,554,082.77x = 2,144,787.75 × 909,464.52
  4. Step 4: Simplify right side
    1,554,082.77x = 1,950,608,361,555.63
  5. Step 5: Solve for x
    x = 1,950,608,361,555.63/1,554,082.77
  6. Step 6: Final answer
    x = 1,255,150.88

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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.