Home / 1,151,921.70-1,725,679.35-619,265.70

Finding the Fourth Proportional to 1,151,921.70, 1,725,679.35 and 619,265.70

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Solution

The fourth proportional to 1,151,921.70, 1,725,679.35 and 619,265.70 is: 927,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,921.70 : 1,725,679.35 = 619,265.70 : x
  2. Step 2: Convert to fraction form
    1,151,921.70/1,725,679.35 = 619,265.70/x
  3. Step 3: Cross multiply
    1,151,921.70x = 1,725,679.35 × 619,265.70
  4. Step 4: Simplify right side
    1,151,921.70x = 1,068,654,030,653.30
  5. Step 5: Solve for x
    x = 1,068,654,030,653.30/1,151,921.70
  6. Step 6: Final answer
    x = 927,714.12

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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.