Home / 2,070,848.20-3,104,429.10-1,228,505.80

Finding the Fourth Proportional to 2,070,848.20, 3,104,429.10 and 1,228,505.80

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Solution

The fourth proportional to 2,070,848.20, 3,104,429.10 and 1,228,505.80 is: 1,841,665.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,848.20 : 3,104,429.10 = 1,228,505.80 : x
  2. Step 2: Convert to fraction form
    2,070,848.20/3,104,429.10 = 1,228,505.80/x
  3. Step 3: Cross multiply
    2,070,848.20x = 3,104,429.10 × 1,228,505.80
  4. Step 4: Simplify right side
    2,070,848.20x = 3,813,809,155,038.78
  5. Step 5: Solve for x
    x = 3,813,809,155,038.78/2,070,848.20
  6. Step 6: Final answer
    x = 1,841,665.24

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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.