Home / 3,534,473.40-5,303,265.30-1,640,239.80

Finding the Fourth Proportional to 3,534,473.40, 5,303,265.30 and 1,640,239.80

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Solution

The fourth proportional to 3,534,473.40, 5,303,265.30 and 1,640,239.80 is: 2,461,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,473.40 : 5,303,265.30 = 1,640,239.80 : x
  2. Step 2: Convert to fraction form
    3,534,473.40/5,303,265.30 = 1,640,239.80/x
  3. Step 3: Cross multiply
    3,534,473.40x = 5,303,265.30 × 1,640,239.80
  4. Step 4: Simplify right side
    3,534,473.40x = 8,698,626,815,018.94
  5. Step 5: Solve for x
    x = 8,698,626,815,018.94/3,534,473.40
  6. Step 6: Final answer
    x = 2,461,081.42

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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.