Home / 2,070,549.80-3,107,574.30-809,282.60

Finding the Fourth Proportional to 2,070,549.80, 3,107,574.30 and 809,282.60

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Solution

The fourth proportional to 2,070,549.80, 3,107,574.30 and 809,282.60 is: 1,214,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,549.80 : 3,107,574.30 = 809,282.60 : x
  2. Step 2: Convert to fraction form
    2,070,549.80/3,107,574.30 = 809,282.60/x
  3. Step 3: Cross multiply
    2,070,549.80x = 3,107,574.30 × 809,282.60
  4. Step 4: Simplify right side
    2,070,549.80x = 2,514,905,809,197.18
  5. Step 5: Solve for x
    x = 2,514,905,809,197.18/2,070,549.80
  6. Step 6: Final answer
    x = 1,214,607.74

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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.