Home / 1,451,045.80-2,176,568.70-1,003,148.20

Finding the Fourth Proportional to 1,451,045.80, 2,176,568.70 and 1,003,148.20

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Solution

The fourth proportional to 1,451,045.80, 2,176,568.70 and 1,003,148.20 is: 1,504,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,045.80 : 2,176,568.70 = 1,003,148.20 : x
  2. Step 2: Convert to fraction form
    1,451,045.80/2,176,568.70 = 1,003,148.20/x
  3. Step 3: Cross multiply
    1,451,045.80x = 2,176,568.70 × 1,003,148.20
  4. Step 4: Simplify right side
    1,451,045.80x = 2,183,420,973,581.34
  5. Step 5: Solve for x
    x = 2,183,420,973,581.34/1,451,045.80
  6. Step 6: Final answer
    x = 1,504,722.30

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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.