Home / 1,436,659.20-2,153,606.40-1,116,633.60

Finding the Fourth Proportional to 1,436,659.20, 2,153,606.40 and 1,116,633.60

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Solution

The fourth proportional to 1,436,659.20, 2,153,606.40 and 1,116,633.60 is: 1,673,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,659.20 : 2,153,606.40 = 1,116,633.60 : x
  2. Step 2: Convert to fraction form
    1,436,659.20/2,153,606.40 = 1,116,633.60/x
  3. Step 3: Cross multiply
    1,436,659.20x = 2,153,606.40 × 1,116,633.60
  4. Step 4: Simplify right side
    1,436,659.20x = 2,404,789,267,415.04
  5. Step 5: Solve for x
    x = 2,404,789,267,415.04/1,436,659.20
  6. Step 6: Final answer
    x = 1,673,875.94

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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.