Home / 3,534,564.80-5,301,847.20-875,172.80

Finding the Fourth Proportional to 3,534,564.80, 5,301,847.20 and 875,172.80

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Solution

The fourth proportional to 3,534,564.80, 5,301,847.20 and 875,172.80 is: 1,312,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,564.80 : 5,301,847.20 = 875,172.80 : x
  2. Step 2: Convert to fraction form
    3,534,564.80/5,301,847.20 = 875,172.80/x
  3. Step 3: Cross multiply
    3,534,564.80x = 5,301,847.20 × 875,172.80
  4. Step 4: Simplify right side
    3,534,564.80x = 4,640,032,459,196.16
  5. Step 5: Solve for x
    x = 4,640,032,459,196.16/3,534,564.80
  6. Step 6: Final answer
    x = 1,312,759.20

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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.