Home / 1,973,559.75-2,723,578.47-1,209,465.69

Finding the Fourth Proportional to 1,973,559.75, 2,723,578.47 and 1,209,465.69

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Solution

The fourth proportional to 1,973,559.75, 2,723,578.47 and 1,209,465.69 is: 1,669,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,559.75 : 2,723,578.47 = 1,209,465.69 : x
  2. Step 2: Convert to fraction form
    1,973,559.75/2,723,578.47 = 1,209,465.69/x
  3. Step 3: Cross multiply
    1,973,559.75x = 2,723,578.47 × 1,209,465.69
  4. Step 4: Simplify right side
    1,973,559.75x = 3,294,074,713,487.69
  5. Step 5: Solve for x
    x = 3,294,074,713,487.69/1,973,559.75
  6. Step 6: Final answer
    x = 1,669,103.11

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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.