Home / 2,059,330.80-3,088,996.20-639,530.40

Finding the Fourth Proportional to 2,059,330.80, 3,088,996.20 and 639,530.40

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Solution

The fourth proportional to 2,059,330.80, 3,088,996.20 and 639,530.40 is: 959,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,330.80 : 3,088,996.20 = 639,530.40 : x
  2. Step 2: Convert to fraction form
    2,059,330.80/3,088,996.20 = 639,530.40/x
  3. Step 3: Cross multiply
    2,059,330.80x = 3,088,996.20 × 639,530.40
  4. Step 4: Simplify right side
    2,059,330.80x = 1,975,506,975,384.48
  5. Step 5: Solve for x
    x = 1,975,506,975,384.48/2,059,330.80
  6. Step 6: Final answer
    x = 959,295.60

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Similar ratio
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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.