Home / 2,930,460.40-4,388,692.20-1,796,719.60

Finding the Fourth Proportional to 2,930,460.40, 4,388,692.20 and 1,796,719.60

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Solution

The fourth proportional to 2,930,460.40, 4,388,692.20 and 1,796,719.60 is: 2,690,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,460.40 : 4,388,692.20 = 1,796,719.60 : x
  2. Step 2: Convert to fraction form
    2,930,460.40/4,388,692.20 = 1,796,719.60/x
  3. Step 3: Cross multiply
    2,930,460.40x = 4,388,692.20 × 1,796,719.60
  4. Step 4: Simplify right side
    2,930,460.40x = 7,885,249,294,107.12
  5. Step 5: Solve for x
    x = 7,885,249,294,107.12/2,930,460.40
  6. Step 6: Final answer
    x = 2,690,788.55

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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.