Home / 3,534,506.40-5,303,314.80-1,640,272.80

Finding the Fourth Proportional to 3,534,506.40, 5,303,314.80 and 1,640,272.80

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Solution

The fourth proportional to 3,534,506.40, 5,303,314.80 and 1,640,272.80 is: 2,461,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,506.40 : 5,303,314.80 = 1,640,272.80 : x
  2. Step 2: Convert to fraction form
    3,534,506.40/5,303,314.80 = 1,640,272.80/x
  3. Step 3: Cross multiply
    3,534,506.40x = 5,303,314.80 × 1,640,272.80
  4. Step 4: Simplify right side
    3,534,506.40x = 8,698,883,016,277.44
  5. Step 5: Solve for x
    x = 8,698,883,016,277.44/3,534,506.40
  6. Step 6: Final answer
    x = 2,461,130.93

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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.