Home / 3,658,465.40-5,486,535.56-3,419,649.23

Finding the Fourth Proportional to 3,658,465.40, 5,486,535.56 and 3,419,649.23

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Solution

The fourth proportional to 3,658,465.40, 5,486,535.56 and 3,419,649.23 is: 5,128,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,465.40 : 5,486,535.56 = 3,419,649.23 : x
  2. Step 2: Convert to fraction form
    3,658,465.40/5,486,535.56 = 3,419,649.23/x
  3. Step 3: Cross multiply
    3,658,465.40x = 5,486,535.56 × 3,419,649.23
  4. Step 4: Simplify right side
    3,658,465.40x = 18,762,027,084,238.07
  5. Step 5: Solve for x
    x = 18,762,027,084,238.07/3,658,465.40
  6. Step 6: Final answer
    x = 5,128,387.19

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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.