Home / 2,209,813-3,314,710.05-612,371.50

Finding the Fourth Proportional to 2,209,813, 3,314,710.05 and 612,371.50

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Solution

The fourth proportional to 2,209,813, 3,314,710.05 and 612,371.50 is: 918,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,813 : 3,314,710.05 = 612,371.50 : x
  2. Step 2: Convert to fraction form
    2,209,813/3,314,710.05 = 612,371.50/x
  3. Step 3: Cross multiply
    2,209,813x = 3,314,710.05 × 612,371.50
  4. Step 4: Simplify right side
    2,209,813x = 2,029,833,965,383.58
  5. Step 5: Solve for x
    x = 2,029,833,965,383.58/2,209,813
  6. Step 6: Final answer
    x = 918,554.63

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1.5x scale

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.