Home / 1,296,296.46-1,788,622.02-744,905.58

Finding the Fourth Proportional to 1,296,296.46, 1,788,622.02 and 744,905.58

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Solution

The fourth proportional to 1,296,296.46, 1,788,622.02 and 744,905.58 is: 1,027,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,296.46 : 1,788,622.02 = 744,905.58 : x
  2. Step 2: Convert to fraction form
    1,296,296.46/1,788,622.02 = 744,905.58/x
  3. Step 3: Cross multiply
    1,296,296.46x = 1,788,622.02 × 744,905.58
  4. Step 4: Simplify right side
    1,296,296.46x = 1,332,354,523,208.87
  5. Step 5: Solve for x
    x = 1,332,354,523,208.87/1,296,296.46
  6. Step 6: Final answer
    x = 1,027,816.22

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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.