Home / 1,785,139.96-2,673,138.30-985,533.88

Finding the Fourth Proportional to 1,785,139.96, 2,673,138.30 and 985,533.88

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Solution

The fourth proportional to 1,785,139.96, 2,673,138.30 and 985,533.88 is: 1,475,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,139.96 : 2,673,138.30 = 985,533.88 : x
  2. Step 2: Convert to fraction form
    1,785,139.96/2,673,138.30 = 985,533.88/x
  3. Step 3: Cross multiply
    1,785,139.96x = 2,673,138.30 × 985,533.88
  4. Step 4: Simplify right side
    1,785,139.96x = 2,634,468,360,575.60
  5. Step 5: Solve for x
    x = 2,634,468,360,575.60/1,785,139.96
  6. Step 6: Final answer
    x = 1,475,776.92

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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.