Home / 1,609,668.80-2,414,827.20-472,428.80

Finding the Fourth Proportional to 1,609,668.80, 2,414,827.20 and 472,428.80

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Solution

The fourth proportional to 1,609,668.80, 2,414,827.20 and 472,428.80 is: 708,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,668.80 : 2,414,827.20 = 472,428.80 : x
  2. Step 2: Convert to fraction form
    1,609,668.80/2,414,827.20 = 472,428.80/x
  3. Step 3: Cross multiply
    1,609,668.80x = 2,414,827.20 × 472,428.80
  4. Step 4: Simplify right side
    1,609,668.80x = 1,140,833,916,303.36
  5. Step 5: Solve for x
    x = 1,140,833,916,303.36/1,609,668.80
  6. Step 6: Final answer
    x = 708,738.29

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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.