Home / 2,011,106.40-3,014,035.20-812,047.20

Finding the Fourth Proportional to 2,011,106.40, 3,014,035.20 and 812,047.20

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Solution

The fourth proportional to 2,011,106.40, 3,014,035.20 and 812,047.20 is: 1,217,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,106.40 : 3,014,035.20 = 812,047.20 : x
  2. Step 2: Convert to fraction form
    2,011,106.40/3,014,035.20 = 812,047.20/x
  3. Step 3: Cross multiply
    2,011,106.40x = 3,014,035.20 × 812,047.20
  4. Step 4: Simplify right side
    2,011,106.40x = 2,447,538,844,861.44
  5. Step 5: Solve for x
    x = 2,447,538,844,861.44/2,011,106.40
  6. Step 6: Final answer
    x = 1,217,011.12

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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.