Home / 3,668,409.20-5,502,613.80-2,828,601.20

Finding the Fourth Proportional to 3,668,409.20, 5,502,613.80 and 2,828,601.20

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Solution

The fourth proportional to 3,668,409.20, 5,502,613.80 and 2,828,601.20 is: 4,242,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,409.20 : 5,502,613.80 = 2,828,601.20 : x
  2. Step 2: Convert to fraction form
    3,668,409.20/5,502,613.80 = 2,828,601.20/x
  3. Step 3: Cross multiply
    3,668,409.20x = 5,502,613.80 × 2,828,601.20
  4. Step 4: Simplify right side
    3,668,409.20x = 15,564,699,997,816.56
  5. Step 5: Solve for x
    x = 15,564,699,997,816.56/3,668,409.20
  6. Step 6: Final answer
    x = 4,242,901.80

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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.