Home / 2,446,987.20-3,670,999.20-740,990.40

Finding the Fourth Proportional to 2,446,987.20, 3,670,999.20 and 740,990.40

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Solution

The fourth proportional to 2,446,987.20, 3,670,999.20 and 740,990.40 is: 1,111,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446,987.20 : 3,670,999.20 = 740,990.40 : x
  2. Step 2: Convert to fraction form
    2,446,987.20/3,670,999.20 = 740,990.40/x
  3. Step 3: Cross multiply
    2,446,987.20x = 3,670,999.20 × 740,990.40
  4. Step 4: Simplify right side
    2,446,987.20x = 2,720,175,165,607.68
  5. Step 5: Solve for x
    x = 2,720,175,165,607.68/2,446,987.20
  6. Step 6: Final answer
    x = 1,111,642.58

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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.