Home / 1,392,147.84-2,088,613.80-539,477.04

Finding the Fourth Proportional to 1,392,147.84, 2,088,613.80 and 539,477.04

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Solution

The fourth proportional to 1,392,147.84, 2,088,613.80 and 539,477.04 is: 809,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,147.84 : 2,088,613.80 = 539,477.04 : x
  2. Step 2: Convert to fraction form
    1,392,147.84/2,088,613.80 = 539,477.04/x
  3. Step 3: Cross multiply
    1,392,147.84x = 2,088,613.80 × 539,477.04
  4. Step 4: Simplify right side
    1,392,147.84x = 1,126,759,190,527.15
  5. Step 5: Solve for x
    x = 1,126,759,190,527.15/1,392,147.84
  6. Step 6: Final answer
    x = 809,367.48

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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.