Home / 1,345,267.56-2,018,188.96-492,336.34

Finding the Fourth Proportional to 1,345,267.56, 2,018,188.96 and 492,336.34

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Solution

The fourth proportional to 1,345,267.56, 2,018,188.96 and 492,336.34 is: 738,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,267.56 : 2,018,188.96 = 492,336.34 : x
  2. Step 2: Convert to fraction form
    1,345,267.56/2,018,188.96 = 492,336.34/x
  3. Step 3: Cross multiply
    1,345,267.56x = 2,018,188.96 × 492,336.34
  4. Step 4: Simplify right side
    1,345,267.56x = 993,627,765,994.81
  5. Step 5: Solve for x
    x = 993,627,765,994.81/1,345,267.56
  6. Step 6: Final answer
    x = 738,609.77

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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.