Home / 1,221,010.00-1,831,519.15-510,539.96

Finding the Fourth Proportional to 1,221,010.00, 1,831,519.15 and 510,539.96

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Solution

The fourth proportional to 1,221,010.00, 1,831,519.15 and 510,539.96 is: 765,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,010.00 : 1,831,519.15 = 510,539.96 : x
  2. Step 2: Convert to fraction form
    1,221,010.00/1,831,519.15 = 510,539.96/x
  3. Step 3: Cross multiply
    1,221,010.00x = 1,831,519.15 × 510,539.96
  4. Step 4: Simplify right side
    1,221,010.00x = 935,063,716,882.68
  5. Step 5: Solve for x
    x = 935,063,716,882.68/1,221,010.00
  6. Step 6: Final answer
    x = 765,811.68

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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.