Home / 1,711,251.40-2,563,766.70-1,393,990.60

Finding the Fourth Proportional to 1,711,251.40, 2,563,766.70 and 1,393,990.60

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Solution

The fourth proportional to 1,711,251.40, 2,563,766.70 and 1,393,990.60 is: 2,088,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,251.40 : 2,563,766.70 = 1,393,990.60 : x
  2. Step 2: Convert to fraction form
    1,711,251.40/2,563,766.70 = 1,393,990.60/x
  3. Step 3: Cross multiply
    1,711,251.40x = 2,563,766.70 × 1,393,990.60
  4. Step 4: Simplify right side
    1,711,251.40x = 3,573,866,680,393.02
  5. Step 5: Solve for x
    x = 3,573,866,680,393.02/1,711,251.40
  6. Step 6: Final answer
    x = 2,088,452.16

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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.