Home / 3,525,378.16-5,288,192.58-1,128,911.42

Finding the Fourth Proportional to 3,525,378.16, 5,288,192.58 and 1,128,911.42

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Solution

The fourth proportional to 3,525,378.16, 5,288,192.58 and 1,128,911.42 is: 1,693,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,378.16 : 5,288,192.58 = 1,128,911.42 : x
  2. Step 2: Convert to fraction form
    3,525,378.16/5,288,192.58 = 1,128,911.42/x
  3. Step 3: Cross multiply
    3,525,378.16x = 5,288,192.58 × 1,128,911.42
  4. Step 4: Simplify right side
    3,525,378.16x = 5,969,900,968,280.30
  5. Step 5: Solve for x
    x = 5,969,900,968,280.30/3,525,378.16
  6. Step 6: Final answer
    x = 1,693,407.26

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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.