Home / 1,591,427.64-2,387,118-393,350.04

Finding the Fourth Proportional to 1,591,427.64, 2,387,118 and 393,350.04

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Solution

The fourth proportional to 1,591,427.64, 2,387,118 and 393,350.04 is: 590,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,427.64 : 2,387,118 = 393,350.04 : x
  2. Step 2: Convert to fraction form
    1,591,427.64/2,387,118 = 393,350.04/x
  3. Step 3: Cross multiply
    1,591,427.64x = 2,387,118 × 393,350.04
  4. Step 4: Simplify right side
    1,591,427.64x = 938,972,960,784.72
  5. Step 5: Solve for x
    x = 938,972,960,784.72/1,591,427.64
  6. Step 6: Final answer
    x = 590,019.26

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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.