Home / 1,258,898.03-1,888,534.61-449,219.30

Finding the Fourth Proportional to 1,258,898.03, 1,888,534.61 and 449,219.30

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Solution

The fourth proportional to 1,258,898.03, 1,888,534.61 and 449,219.30 is: 673,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,898.03 : 1,888,534.61 = 449,219.30 : x
  2. Step 2: Convert to fraction form
    1,258,898.03/1,888,534.61 = 449,219.30/x
  3. Step 3: Cross multiply
    1,258,898.03x = 1,888,534.61 × 449,219.30
  4. Step 4: Simplify right side
    1,258,898.03x = 848,366,183,841.20
  5. Step 5: Solve for x
    x = 848,366,183,841.20/1,258,898.03
  6. Step 6: Final answer
    x = 673,895.87

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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.