Home / 1,335,378.43-2,001,667.96-493,393.15

Finding the Fourth Proportional to 1,335,378.43, 2,001,667.96 and 493,393.15

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Solution

The fourth proportional to 1,335,378.43, 2,001,667.96 and 493,393.15 is: 739,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,378.43 : 2,001,667.96 = 493,393.15 : x
  2. Step 2: Convert to fraction form
    1,335,378.43/2,001,667.96 = 493,393.15/x
  3. Step 3: Cross multiply
    1,335,378.43x = 2,001,667.96 × 493,393.15
  4. Step 4: Simplify right side
    1,335,378.43x = 987,609,260,038.47
  5. Step 5: Solve for x
    x = 987,609,260,038.47/1,335,378.43
  6. Step 6: Final answer
    x = 739,572.57

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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.