Home / 2,011,330.40-3,014,662.80-812,465.60

Finding the Fourth Proportional to 2,011,330.40, 3,014,662.80 and 812,465.60

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Solution

The fourth proportional to 2,011,330.40, 3,014,662.80 and 812,465.60 is: 1,217,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,330.40 : 3,014,662.80 = 812,465.60 : x
  2. Step 2: Convert to fraction form
    2,011,330.40/3,014,662.80 = 812,465.60/x
  3. Step 3: Cross multiply
    2,011,330.40x = 3,014,662.80 × 812,465.60
  4. Step 4: Simplify right side
    2,011,330.40x = 2,449,309,820,599.68
  5. Step 5: Solve for x
    x = 2,449,309,820,599.68/2,011,330.40
  6. Step 6: Final answer
    x = 1,217,756.08

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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.