Home / 2,798,647.20-3,862,209.20-1,574,996.40

Finding the Fourth Proportional to 2,798,647.20, 3,862,209.20 and 1,574,996.40

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Solution

The fourth proportional to 2,798,647.20, 3,862,209.20 and 1,574,996.40 is: 2,173,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,647.20 : 3,862,209.20 = 1,574,996.40 : x
  2. Step 2: Convert to fraction form
    2,798,647.20/3,862,209.20 = 1,574,996.40/x
  3. Step 3: Cross multiply
    2,798,647.20x = 3,862,209.20 × 1,574,996.40
  4. Step 4: Simplify right side
    2,798,647.20x = 6,082,965,578,171.90
  5. Step 5: Solve for x
    x = 6,082,965,578,171.90/2,798,647.20
  6. Step 6: Final answer
    x = 2,173,537.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.