Home / 1,453,110.12-2,005,301.86-808,557.48

Finding the Fourth Proportional to 1,453,110.12, 2,005,301.86 and 808,557.48

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Solution

The fourth proportional to 1,453,110.12, 2,005,301.86 and 808,557.48 is: 1,115,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,110.12 : 2,005,301.86 = 808,557.48 : x
  2. Step 2: Convert to fraction form
    1,453,110.12/2,005,301.86 = 808,557.48/x
  3. Step 3: Cross multiply
    1,453,110.12x = 2,005,301.86 × 808,557.48
  4. Step 4: Simplify right side
    1,453,110.12x = 1,621,401,818,560.91
  5. Step 5: Solve for x
    x = 1,621,401,818,560.91/1,453,110.12
  6. Step 6: Final answer
    x = 1,115,814.83

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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.