Home / 2,100,810.20-3,151,215.30-605,053.40

Finding the Fourth Proportional to 2,100,810.20, 3,151,215.30 and 605,053.40

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Solution

The fourth proportional to 2,100,810.20, 3,151,215.30 and 605,053.40 is: 907,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,810.20 : 3,151,215.30 = 605,053.40 : x
  2. Step 2: Convert to fraction form
    2,100,810.20/3,151,215.30 = 605,053.40/x
  3. Step 3: Cross multiply
    2,100,810.20x = 3,151,215.30 × 605,053.40
  4. Step 4: Simplify right side
    2,100,810.20x = 1,906,653,531,397.02
  5. Step 5: Solve for x
    x = 1,906,653,531,397.02/2,100,810.20
  6. Step 6: Final answer
    x = 907,580.10

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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.