Home / 3,450,029.10-5,177,444.90-1,428,283.49

Finding the Fourth Proportional to 3,450,029.10, 5,177,444.90 and 1,428,283.49

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Solution

The fourth proportional to 3,450,029.10, 5,177,444.90 and 1,428,283.49 is: 2,143,419.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,029.10 : 5,177,444.90 = 1,428,283.49 : x
  2. Step 2: Convert to fraction form
    3,450,029.10/5,177,444.90 = 1,428,283.49/x
  3. Step 3: Cross multiply
    3,450,029.10x = 5,177,444.90 × 1,428,283.49
  4. Step 4: Simplify right side
    3,450,029.10x = 7,394,859,038,026.06
  5. Step 5: Solve for x
    x = 7,394,859,038,026.06/3,450,029.10
  6. Step 6: Final answer
    x = 2,143,419.32

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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.