Home / 1,609,412.80-2,414,443.20-472,172.80

Finding the Fourth Proportional to 1,609,412.80, 2,414,443.20 and 472,172.80

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Solution

The fourth proportional to 1,609,412.80, 2,414,443.20 and 472,172.80 is: 708,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,412.80 : 2,414,443.20 = 472,172.80 : x
  2. Step 2: Convert to fraction form
    1,609,412.80/2,414,443.20 = 472,172.80/x
  3. Step 3: Cross multiply
    1,609,412.80x = 2,414,443.20 × 472,172.80
  4. Step 4: Simplify right side
    1,609,412.80x = 1,140,034,406,184.96
  5. Step 5: Solve for x
    x = 1,140,034,406,184.96/1,609,412.80
  6. Step 6: Final answer
    x = 708,354.26

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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.