Home / 1,330,164.40-1,992,827.40-767,527.60

Finding the Fourth Proportional to 1,330,164.40, 1,992,827.40 and 767,527.60

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Solution

The fourth proportional to 1,330,164.40, 1,992,827.40 and 767,527.60 is: 1,149,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,164.40 : 1,992,827.40 = 767,527.60 : x
  2. Step 2: Convert to fraction form
    1,330,164.40/1,992,827.40 = 767,527.60/x
  3. Step 3: Cross multiply
    1,330,164.40x = 1,992,827.40 × 767,527.60
  4. Step 4: Simplify right side
    1,330,164.40x = 1,529,550,031,536.24
  5. Step 5: Solve for x
    x = 1,529,550,031,536.24/1,330,164.40
  6. Step 6: Final answer
    x = 1,149,895.48

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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.