Home / 2,401,465.20-3,314,048.12-1,313,713.42

Finding the Fourth Proportional to 2,401,465.20, 3,314,048.12 and 1,313,713.42

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Solution

The fourth proportional to 2,401,465.20, 3,314,048.12 and 1,313,713.42 is: 1,812,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401,465.20 : 3,314,048.12 = 1,313,713.42 : x
  2. Step 2: Convert to fraction form
    2,401,465.20/3,314,048.12 = 1,313,713.42/x
  3. Step 3: Cross multiply
    2,401,465.20x = 3,314,048.12 × 1,313,713.42
  4. Step 4: Simplify right side
    2,401,465.20x = 4,353,709,489,769.77
  5. Step 5: Solve for x
    x = 4,353,709,489,769.77/2,401,465.20
  6. Step 6: Final answer
    x = 1,812,938.82

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1.5x scale

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.