Home / 1,117,152.81-1,674,416.97-516,845.88

Finding the Fourth Proportional to 1,117,152.81, 1,674,416.97 and 516,845.88

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Solution

The fourth proportional to 1,117,152.81, 1,674,416.97 and 516,845.88 is: 774,661.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,152.81 : 1,674,416.97 = 516,845.88 : x
  2. Step 2: Convert to fraction form
    1,117,152.81/1,674,416.97 = 516,845.88/x
  3. Step 3: Cross multiply
    1,117,152.81x = 1,674,416.97 × 516,845.88
  4. Step 4: Simplify right side
    1,117,152.81x = 865,415,512,346.58
  5. Step 5: Solve for x
    x = 865,415,512,346.58/1,117,152.81
  6. Step 6: Final answer
    x = 774,661.72

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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.