Home / 2,798,209-3,861,528.42-1,590,985

Finding the Fourth Proportional to 2,798,209, 3,861,528.42 and 1,590,985

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Solution

The fourth proportional to 2,798,209, 3,861,528.42 and 1,590,985 is: 2,195,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,209 : 3,861,528.42 = 1,590,985 : x
  2. Step 2: Convert to fraction form
    2,798,209/3,861,528.42 = 1,590,985/x
  3. Step 3: Cross multiply
    2,798,209x = 3,861,528.42 × 1,590,985
  4. Step 4: Simplify right side
    2,798,209x = 6,143,633,793,293.70
  5. Step 5: Solve for x
    x = 6,143,633,793,293.70/2,798,209
  6. Step 6: Final answer
    x = 2,195,559.30

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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.