Home / 3,133,674.40-4,702,066.80-1,786,871.20

Finding the Fourth Proportional to 3,133,674.40, 4,702,066.80 and 1,786,871.20

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Solution

The fourth proportional to 3,133,674.40, 4,702,066.80 and 1,786,871.20 is: 2,681,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,674.40 : 4,702,066.80 = 1,786,871.20 : x
  2. Step 2: Convert to fraction form
    3,133,674.40/4,702,066.80 = 1,786,871.20/x
  3. Step 3: Cross multiply
    3,133,674.40x = 4,702,066.80 × 1,786,871.20
  4. Step 4: Simplify right side
    3,133,674.40x = 8,401,987,745,396.16
  5. Step 5: Solve for x
    x = 8,401,987,745,396.16/3,133,674.40
  6. Step 6: Final answer
    x = 2,681,193.60

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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.