Home / 1,145,265.68-1,717,614.67-387,090.34

Finding the Fourth Proportional to 1,145,265.68, 1,717,614.67 and 387,090.34

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Solution

The fourth proportional to 1,145,265.68, 1,717,614.67 and 387,090.34 is: 580,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,265.68 : 1,717,614.67 = 387,090.34 : x
  2. Step 2: Convert to fraction form
    1,145,265.68/1,717,614.67 = 387,090.34/x
  3. Step 3: Cross multiply
    1,145,265.68x = 1,717,614.67 × 387,090.34
  4. Step 4: Simplify right side
    1,145,265.68x = 664,872,051,724.90
  5. Step 5: Solve for x
    x = 664,872,051,724.90/1,145,265.68
  6. Step 6: Final answer
    x = 580,539.57

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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.