Home / 2,078,583.80-3,115,542.90-880,302.20

Finding the Fourth Proportional to 2,078,583.80, 3,115,542.90 and 880,302.20

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Solution

The fourth proportional to 2,078,583.80, 3,115,542.90 and 880,302.20 is: 1,319,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,583.80 : 3,115,542.90 = 880,302.20 : x
  2. Step 2: Convert to fraction form
    2,078,583.80/3,115,542.90 = 880,302.20/x
  3. Step 3: Cross multiply
    2,078,583.80x = 3,115,542.90 × 880,302.20
  4. Step 4: Simplify right side
    2,078,583.80x = 2,742,619,269,064.38
  5. Step 5: Solve for x
    x = 2,742,619,269,064.38/2,078,583.80
  6. Step 6: Final answer
    x = 1,319,465.33

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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.