Home / 1,103,132.13-1,522,240.56-619,777.86

Finding the Fourth Proportional to 1,103,132.13, 1,522,240.56 and 619,777.86

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Solution

The fourth proportional to 1,103,132.13, 1,522,240.56 and 619,777.86 is: 855,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,132.13 : 1,522,240.56 = 619,777.86 : x
  2. Step 2: Convert to fraction form
    1,103,132.13/1,522,240.56 = 619,777.86/x
  3. Step 3: Cross multiply
    1,103,132.13x = 1,522,240.56 × 619,777.86
  4. Step 4: Simplify right side
    1,103,132.13x = 943,450,996,682.00
  5. Step 5: Solve for x
    x = 943,450,996,682.00/1,103,132.13
  6. Step 6: Final answer
    x = 855,247.50

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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.