Home / 1,419,434.14-2,129,151.28-1,133,787.28

Finding the Fourth Proportional to 1,419,434.14, 2,129,151.28 and 1,133,787.28

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Solution

The fourth proportional to 1,419,434.14, 2,129,151.28 and 1,133,787.28 is: 1,700,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,434.14 : 2,129,151.28 = 1,133,787.28 : x
  2. Step 2: Convert to fraction form
    1,419,434.14/2,129,151.28 = 1,133,787.28/x
  3. Step 3: Cross multiply
    1,419,434.14x = 2,129,151.28 × 1,133,787.28
  4. Step 4: Simplify right side
    1,419,434.14x = 2,414,004,638,459.72
  5. Step 5: Solve for x
    x = 2,414,004,638,459.72/1,419,434.14
  6. Step 6: Final answer
    x = 1,700,680.98

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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.