Home / 1,654,856.34-2,283,176.87-1,009,953.78

Finding the Fourth Proportional to 1,654,856.34, 2,283,176.87 and 1,009,953.78

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Solution

The fourth proportional to 1,654,856.34, 2,283,176.87 and 1,009,953.78 is: 1,393,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,856.34 : 2,283,176.87 = 1,009,953.78 : x
  2. Step 2: Convert to fraction form
    1,654,856.34/2,283,176.87 = 1,009,953.78/x
  3. Step 3: Cross multiply
    1,654,856.34x = 2,283,176.87 × 1,009,953.78
  4. Step 4: Simplify right side
    1,654,856.34x = 2,305,903,105,215.30
  5. Step 5: Solve for x
    x = 2,305,903,105,215.30/1,654,856.34
  6. Step 6: Final answer
    x = 1,393,415.88

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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.