Home / 1,473,743.64-2,033,751.85-820,359.30

Finding the Fourth Proportional to 1,473,743.64, 2,033,751.85 and 820,359.30

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Solution

The fourth proportional to 1,473,743.64, 2,033,751.85 and 820,359.30 is: 1,132,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,743.64 : 2,033,751.85 = 820,359.30 : x
  2. Step 2: Convert to fraction form
    1,473,743.64/2,033,751.85 = 820,359.30/x
  3. Step 3: Cross multiply
    1,473,743.64x = 2,033,751.85 × 820,359.30
  4. Step 4: Simplify right side
    1,473,743.64x = 1,668,407,241,988.81
  5. Step 5: Solve for x
    x = 1,668,407,241,988.81/1,473,743.64
  6. Step 6: Final answer
    x = 1,132,087.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.