Home / 2,155,164.40-3,233,135.40-1,087,519.60

Finding the Fourth Proportional to 2,155,164.40, 3,233,135.40 and 1,087,519.60

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Solution

The fourth proportional to 2,155,164.40, 3,233,135.40 and 1,087,519.60 is: 1,631,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,164.40 : 3,233,135.40 = 1,087,519.60 : x
  2. Step 2: Convert to fraction form
    2,155,164.40/3,233,135.40 = 1,087,519.60/x
  3. Step 3: Cross multiply
    2,155,164.40x = 3,233,135.40 × 1,087,519.60
  4. Step 4: Simplify right side
    2,155,164.40x = 3,516,098,116,953.84
  5. Step 5: Solve for x
    x = 3,516,098,116,953.84/2,155,164.40
  6. Step 6: Final answer
    x = 1,631,475.59

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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.