Home / 1,451,581.21-2,003,068.60-806,962.15

Finding the Fourth Proportional to 1,451,581.21, 2,003,068.60 and 806,962.15

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Solution

The fourth proportional to 1,451,581.21, 2,003,068.60 and 806,962.15 is: 1,113,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,581.21 : 2,003,068.60 = 806,962.15 : x
  2. Step 2: Convert to fraction form
    1,451,581.21/2,003,068.60 = 806,962.15/x
  3. Step 3: Cross multiply
    1,451,581.21x = 2,003,068.60 × 806,962.15
  4. Step 4: Simplify right side
    1,451,581.21x = 1,616,400,544,053.49
  5. Step 5: Solve for x
    x = 1,616,400,544,053.49/1,451,581.21
  6. Step 6: Final answer
    x = 1,113,544.69

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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.