Home / 3,990,051.03-5,985,918.09-1,294,166.88

Finding the Fourth Proportional to 3,990,051.03, 5,985,918.09 and 1,294,166.88

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Solution

The fourth proportional to 3,990,051.03, 5,985,918.09 and 1,294,166.88 is: 1,941,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,051.03 : 5,985,918.09 = 1,294,166.88 : x
  2. Step 2: Convert to fraction form
    3,990,051.03/5,985,918.09 = 1,294,166.88/x
  3. Step 3: Cross multiply
    3,990,051.03x = 5,985,918.09 × 1,294,166.88
  4. Step 4: Simplify right side
    3,990,051.03x = 7,746,776,938,470.86
  5. Step 5: Solve for x
    x = 7,746,776,938,470.86/3,990,051.03
  6. Step 6: Final answer
    x = 1,941,523.27

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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.