Home / 1,462,637.70-2,193,956.55-665,476.20

Finding the Fourth Proportional to 1,462,637.70, 2,193,956.55 and 665,476.20

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Solution

The fourth proportional to 1,462,637.70, 2,193,956.55 and 665,476.20 is: 998,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,637.70 : 2,193,956.55 = 665,476.20 : x
  2. Step 2: Convert to fraction form
    1,462,637.70/2,193,956.55 = 665,476.20/x
  3. Step 3: Cross multiply
    1,462,637.70x = 2,193,956.55 × 665,476.20
  4. Step 4: Simplify right side
    1,462,637.70x = 1,460,025,867,859.11
  5. Step 5: Solve for x
    x = 1,460,025,867,859.11/1,462,637.70
  6. Step 6: Final answer
    x = 998,214.30

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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.