Home / 2,011,824.30-3,015,768.15-812,145.45

Finding the Fourth Proportional to 2,011,824.30, 3,015,768.15 and 812,145.45

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Solution

The fourth proportional to 2,011,824.30, 3,015,768.15 and 812,145.45 is: 1,217,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,824.30 : 3,015,768.15 = 812,145.45 : x
  2. Step 2: Convert to fraction form
    2,011,824.30/3,015,768.15 = 812,145.45/x
  3. Step 3: Cross multiply
    2,011,824.30x = 3,015,768.15 × 812,145.45
  4. Step 4: Simplify right side
    2,011,824.30x = 2,449,242,381,277.42
  5. Step 5: Solve for x
    x = 2,449,242,381,277.42/2,011,824.30
  6. Step 6: Final answer
    x = 1,217,423.60

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1.5x scale

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.