Home / 1,054,439.40-1,454,769.27-691,829.40

Finding the Fourth Proportional to 1,054,439.40, 1,454,769.27 and 691,829.40

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Solution

The fourth proportional to 1,054,439.40, 1,454,769.27 and 691,829.40 is: 954,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,439.40 : 1,454,769.27 = 691,829.40 : x
  2. Step 2: Convert to fraction form
    1,054,439.40/1,454,769.27 = 691,829.40/x
  3. Step 3: Cross multiply
    1,054,439.40x = 1,454,769.27 × 691,829.40
  4. Step 4: Simplify right side
    1,054,439.40x = 1,006,452,151,202.54
  5. Step 5: Solve for x
    x = 1,006,452,151,202.54/1,054,439.40
  6. Step 6: Final answer
    x = 954,490.27

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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.