Home / 2,285,965.80-3,428,948.70-2,065,516.20

Finding the Fourth Proportional to 2,285,965.80, 3,428,948.70 and 2,065,516.20

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Solution

The fourth proportional to 2,285,965.80, 3,428,948.70 and 2,065,516.20 is: 3,098,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,965.80 : 3,428,948.70 = 2,065,516.20 : x
  2. Step 2: Convert to fraction form
    2,285,965.80/3,428,948.70 = 2,065,516.20/x
  3. Step 3: Cross multiply
    2,285,965.80x = 3,428,948.70 × 2,065,516.20
  4. Step 4: Simplify right side
    2,285,965.80x = 7,082,549,088,818.94
  5. Step 5: Solve for x
    x = 7,082,549,088,818.94/2,285,965.80
  6. Step 6: Final answer
    x = 3,098,274.30

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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.