Home / 3,109,004.63-4,290,435.28-1,802,510.58

Finding the Fourth Proportional to 3,109,004.63, 4,290,435.28 and 1,802,510.58

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Solution

The fourth proportional to 3,109,004.63, 4,290,435.28 and 1,802,510.58 is: 2,487,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,004.63 : 4,290,435.28 = 1,802,510.58 : x
  2. Step 2: Convert to fraction form
    3,109,004.63/4,290,435.28 = 1,802,510.58/x
  3. Step 3: Cross multiply
    3,109,004.63x = 4,290,435.28 × 1,802,510.58
  4. Step 4: Simplify right side
    3,109,004.63x = 7,733,554,985,005.26
  5. Step 5: Solve for x
    x = 7,733,554,985,005.26/3,109,004.63
  6. Step 6: Final answer
    x = 2,487,469.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.