Home / 1,898,740.62-2,620,328.67-1,039,301.56

Finding the Fourth Proportional to 1,898,740.62, 2,620,328.67 and 1,039,301.56

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Solution

The fourth proportional to 1,898,740.62, 2,620,328.67 and 1,039,301.56 is: 1,434,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,740.62 : 2,620,328.67 = 1,039,301.56 : x
  2. Step 2: Convert to fraction form
    1,898,740.62/2,620,328.67 = 1,039,301.56/x
  3. Step 3: Cross multiply
    1,898,740.62x = 2,620,328.67 × 1,039,301.56
  4. Step 4: Simplify right side
    1,898,740.62x = 2,723,311,674,443.73
  5. Step 5: Solve for x
    x = 2,723,311,674,443.73/1,898,740.62
  6. Step 6: Final answer
    x = 1,434,272.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.