Home / 1,241,998.30-1,714,139.18-698,178.88

Finding the Fourth Proportional to 1,241,998.30, 1,714,139.18 and 698,178.88

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Solution

The fourth proportional to 1,241,998.30, 1,714,139.18 and 698,178.88 is: 963,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,998.30 : 1,714,139.18 = 698,178.88 : x
  2. Step 2: Convert to fraction form
    1,241,998.30/1,714,139.18 = 698,178.88/x
  3. Step 3: Cross multiply
    1,241,998.30x = 1,714,139.18 × 698,178.88
  4. Step 4: Simplify right side
    1,241,998.30x = 1,196,775,772,856.52
  5. Step 5: Solve for x
    x = 1,196,775,772,856.52/1,241,998.30
  6. Step 6: Final answer
    x = 963,588.90

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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.