Home / 2,080,330.30-3,118,527.15-1,228,056.40

Finding the Fourth Proportional to 2,080,330.30, 3,118,527.15 and 1,228,056.40

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Solution

The fourth proportional to 2,080,330.30, 3,118,527.15 and 1,228,056.40 is: 1,840,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,330.30 : 3,118,527.15 = 1,228,056.40 : x
  2. Step 2: Convert to fraction form
    2,080,330.30/3,118,527.15 = 1,228,056.40/x
  3. Step 3: Cross multiply
    2,080,330.30x = 3,118,527.15 × 1,228,056.40
  4. Step 4: Simplify right side
    2,080,330.30x = 3,829,727,225,131.26
  5. Step 5: Solve for x
    x = 3,829,727,225,131.26/2,080,330.30
  6. Step 6: Final answer
    x = 1,840,922.68

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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.