Home / 1,765,688.40-2,648,513.82-1,169,317.80

Finding the Fourth Proportional to 1,765,688.40, 2,648,513.82 and 1,169,317.80

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Solution

The fourth proportional to 1,765,688.40, 2,648,513.82 and 1,169,317.80 is: 1,753,964.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,688.40 : 2,648,513.82 = 1,169,317.80 : x
  2. Step 2: Convert to fraction form
    1,765,688.40/2,648,513.82 = 1,169,317.80/x
  3. Step 3: Cross multiply
    1,765,688.40x = 2,648,513.82 × 1,169,317.80
  4. Step 4: Simplify right side
    1,765,688.40x = 3,096,954,353,272.00
  5. Step 5: Solve for x
    x = 3,096,954,353,272.00/1,765,688.40
  6. Step 6: Final answer
    x = 1,753,964.26

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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.