Home / 2,592,755.80-3,889,133.70-1,317,297.40

Finding the Fourth Proportional to 2,592,755.80, 3,889,133.70 and 1,317,297.40

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Solution

The fourth proportional to 2,592,755.80, 3,889,133.70 and 1,317,297.40 is: 1,975,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,755.80 : 3,889,133.70 = 1,317,297.40 : x
  2. Step 2: Convert to fraction form
    2,592,755.80/3,889,133.70 = 1,317,297.40/x
  3. Step 3: Cross multiply
    2,592,755.80x = 3,889,133.70 × 1,317,297.40
  4. Step 4: Simplify right side
    2,592,755.80x = 5,123,145,711,262.38
  5. Step 5: Solve for x
    x = 5,123,145,711,262.38/2,592,755.80
  6. Step 6: Final answer
    x = 1,975,946.10

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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.