Home / 1,092,012.90-1,638,019.35-1,008,032.10

Finding the Fourth Proportional to 1,092,012.90, 1,638,019.35 and 1,008,032.10

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Solution

The fourth proportional to 1,092,012.90, 1,638,019.35 and 1,008,032.10 is: 1,512,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,012.90 : 1,638,019.35 = 1,008,032.10 : x
  2. Step 2: Convert to fraction form
    1,092,012.90/1,638,019.35 = 1,008,032.10/x
  3. Step 3: Cross multiply
    1,092,012.90x = 1,638,019.35 × 1,008,032.10
  4. Step 4: Simplify right side
    1,092,012.90x = 1,651,176,085,221.14
  5. Step 5: Solve for x
    x = 1,651,176,085,221.14/1,092,012.90
  6. Step 6: Final answer
    x = 1,512,048.15

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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.